All Questions

Chemistry problem (Mastering Chemistry)I have no idea how to do this one.?

A system at equilibrium contains I2(g) at a pressure of 0.46 atm and I(g) at a pressure of 0.34 atm . The system is then compressed to half its volume. Part A: Find the pressure of I2 when the system...

chemistry problem help!! please!!?

A student measures the potential of a cell made up with 1 M CuSO4 in one solution and 1 M AgNO3 in the other. There is a Cu electrode in the CuSo4 and an Ag electrode in the AgNO3, and the cell is set...

chemistry. please help and quickly?

. In an electrolytic cell, where does the process of oxidation occur?(Points: 1) battery cathode anode solution 2. For which of the following processes would the pictured cell be used?(Points: 1) spli...

chemistry orbital question?

How many of these are true?1.The He atom has one electron each in 1s and 2s orbitals.2. The He atom has two electrons that have parallel spin in its 1s orbital.3. Electrons generally occupy the lowest...

Chemistry: List the equilibria from largest to smallest equilibrium constant.?

Ethene (C2H4) reacts with halogens (X2) by the following reaction: C2H4(g)+X2(g)⇌C2H4X2(g) The following figures(Figure 1) represent the concentrations at equilibrium at the same temperature when X2 i...

Chemistry Homework Problem?

A piece of aluminum foil 1.00 cm square and .550 mm thick is allowed to react with bromine to form aluminum bromide.a) how many moles of aluminum were used? (density of aluminum = 2.699g/cm^3)b) how m...

Chemistry Help: Which of the following species has the greatest number of electrons?

Which of the following species has the greatestnumber of electrons?1. Al+2. Si2+3. Na+4. Mg−5. Mg6. Al2+7. Na−8. P3+Can you please explain how you got the answer? I never really understood this in cla...

CHEMISTRY HELP PLEASE!!?

Consider the decomposition of a metal oxide to its elements, where M represents generic metal.M2O (s) 2M (s) + 1/2 O2 (g)Substance Delta GM2O------------ -6.30M----------------- 0O2 -----------------...

Chemistry help !!?

a ) if the pressure of water vapor is increased at a constant temperature of 100 degrees celsius it will ________b) if the pressure of water vapor is increased at a constant temperature of -50 degrees...

CHEMISTRY HELP !! 10 POINTSSSSS?

Oxidation numbers for CNO- ??? so i know that for sure the oxidation of oxygen is -2... but if u can just find the oxidation number for carbon and nitrogen in that compound i would really appreciate i...

chemistry binary compounds?

Classify each of the following binary compounds by the oxidation number of hydrogen. -1, 0, +11.H2 6.HCl2.H2O 7.CaH23.NH3 8.NaH 4.MgH25.CH4

Chemical formula of Perbromic acid?

chemical formula for rubidium hydrogen phosphate?

and if you can, please explain 🙁

chem help! plz!!!!!!!!!!!?

1. What characterizes a strong acid or base? (1 point)polar covalent bondingcomplete ionization in waterionic bonding presence of a hydroxide or hydrogen ionWhat is another name for the acid dissociat...

Chem Help please!!!!!!!?

how many pounds of calcium oxide, CaO, must be added to the water to achieve a pH of 3.83?NEEDED INFO:Below are some potentially useful conversion factors.1lb=453.6g1 gallon=4 quarts1 quart=0.946LThe...

Chem Help Please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!?

13. What is the [H+] of a solution with a pH of 5.6? Use a scientific calculator.(Points: 3) 5.0 × 105 8.3 × 106 2.5 × 106 7.7 × 105Which of the following [H+] values describes the most basic (alkalin...

Chekhov’s writing style can best be described as

Chekhov's writing style can best be described as

Cheers in Russian? “Ostrovia”?

Its for a translation.Sounds like “Ostrovia”I need the correct spelling.

Cheerleading Gym Names?

Me and my mom are thinking of opening an allstar cheerleading gym. We need to come up with a clever, tasteful name. Something cool like Top Gun, California Allstars, and Maryland Twisters! (All taken...

Checkers uses the periodic inventory system. For the current month, the beginning inventory consisted of 7,200 units that cost $12

Checkers uses the periodic inventory system. For the current month, the beginning inventory consisted of 7,200 units that cost $12 each. During the month, the company made two purchases: 3,000 units a...

check fuel cap light is on…cant figure out why?

i have a 2004 ford focus zts and my check fuel cap light came on last night. i thought maybe it wasnt screwed in all the way but i undid it and re-attached it several times. it made its 4 clicks as i...

Cheap long island reception/catering halls?

October Wedding. Small… 135 peopleCan anyone suggest any cheap Wedding reception Ideas? Like a hall, cateror, restaurant with room for a dance floor, or other ideas. Looking for Packages under $10,000...

cheap but good hair extensions?

ok so i want some really good hair extensions but not more then $50i would preferably like human clip in extensions that are 20′ so i can cut them myself but 18 works toothis is my hair with my old ex...

Charles darwin spent over 20 years developing his theory of natural selection.

Charles darwin spent over 20 years developing his theory of natural selection.

charged with podp and mip of tobacco. questions help please?

A couple days ago I got stopped by the police And They smelled weed in my car. I was with some friends. They searched my car and found weed. It was only a very small amount. And they also found a pack...

Characteristics of: Family – Canidae

the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.

Character traits of a protagonist?

What are some character traist a protagonist might have?

Character names for the seven deadly sins?

Hey,I’m writing a story and in it I have seven characters who are linked to the seven deadly sins. Unfortunately they are without names. *sigh*So can someone help me?For those of you who have forgotte...

Change this verb from the present tense to the preterite tense. miguel y ana llegan

Change this verb from the present tense to the preterite tense. miguel y ana llegan

Change the adjective below to a superlative by adding the appropriate ending (ísimo). bella

Change the adjective below to a superlative by adding the appropriate ending (ísimo). bella

Change 432 base 5 to base 10?

The correct answer should be 117, but I am unsure of how my professor came up with that.

Chandragupta’s construction of roads and harbors most clearly demonstrated the importance of what aspect of governance ?

Chandragupta's construction of roads and harbors most clearly demonstrated the importance of what aspect of governance ?

champs raffle system?

I have won champs raffle for the gamma blues but I’m not sure what to do .. I know I have to gibe them my id and ticket but do I wait in line or do they save a pair for me? Also is it going to cost th...

CH3OH can be synthesized by the following reaction.?

CH3OH can be synthesized by the following reaction.CO(g)+2H2(g)→CH3OH(g)Part A What volume of H2 gas (in L), measured at 744mmHg and 84∘C, is required to synthesize 25.4g CH3OH? Part BHow many liters...

Certain types of fibers and complex proteins that are degraded by gi bacteria are called

Certain types of fibers and complex proteins that are degraded by gi bacteria are called

Cepeda Corporation has the following cost records for June 2017.

Cepeda Corporation has the following cost records for June 2017.

Centromeres of sister chromatids disjoin and chromatids separate. True or False

Anaphase

Central ideas of transcentalism

Central ideas of transcentalism

cello mtv2od tv sky remote code?

code for sky remote

CD ripping refers to?

1. stealing songs off the internet2. encoding CDs to MP3 format.3. creating your own CDs from your MP3 collection4. erasing content on the CD.

cause and effect of stamp act?

Cattle depend on microorganisms in their digestive tract to digest the cellulose in their diets. the cattle and the microorganisms

Cattle depend on microorganisms in their digestive tract to digest the cellulose in their diets. the cattle and the microorganisms are? a. carnivores. b. mutualistic symbionts. c. herbivores. d. paras...

Cats poop white and fuzzy?

I was cleaning my cat’s litter box and I noticed that her poop is covered in white fuzz. I’m quite concerned. She’s acting completely normal, but what might this be?My cat is a 10-year-old Domestic Sh...

Catholics, how do you know whether a particular Catholic teaching is an infallible unchangeable doctrine or a fallible teaching?

For example, limbo was taught to laity consistently by saints like st Augustine, even several popes releasing statements about it since middle ages. It even appeared in catechism till 1990. But sudden...

Categorize the following: intestinal muscles, heart muscles, hand muscles, and neck muscles

Categorize the following: intestinal muscles, heart muscles, hand muscles, and neck muscles

Categorize the following analogy: hump is to camel as shell is to snail.

Categorize the following analogy: hump is to camel as shell is to snail. a. object and location b. part to whole c. performer and action d. object and function i could ready use a answer for this one

catchy & unique team name, tastefully simple?

help me think of something ….. im stuck !! other teams are “simply awesome” or “simply extraordinary” those are great but cant come up of mine own !! prefer to drop the “simply” begining !

Catalysts can save money by essentially lowering what?

Select all that apply.Catalysts can save money by essentially lowering the:a.activation energyb. cost of reactants c. rate of reactiond. temperature requirede. starting enthalpy (E1)

Cat vomiting clear liquid.?

My three year old Maine Coon just vomited a whole lot of clear liquid with little signs of food. I just gave him a new flavor of food and he ate a little and just drank a lot of his water. I was in be...

Cast on les miserables the movie?

Did Jackson rathbone play in les miserables the movie.