Questions tagged 'Chemistry'
452 questions
Explain why neon is monatomic but chlorine is diatomic.
Could you explain why neon exists as monatomic gas, while chlorine is found as diatomic molecules? What are the underlying principles that determine these different behaviors in their gaseous forms?
In what group would you place element 117, “topaline” according to the Star Trek version of the periodic table?
According to the "Fifth Interstellar Geophysical Conference Standard" version of the periodic table in the Star Trek universe, there are 140 known elements. In which group of the periodic table would...
Oct 23, 2024
The ion NO- has how many valence electrons?
How many valence electrons does the ion NO⁻ have? A. 15 B. 16 C. 10 D. 12 E. 14
Add formal charges to each resonance form of hcno below. based on the formal charges you added above, which structure is favored?
Please add formal charges to each resonance form of HCN (hydrogen cyanide) provided below. Based on the formal charges you have assigned, which resonance structure is favored?
Oct 22, 2024
Predict the initial and final products for the following reaction involving 2-pentyne. hint: the products are isomers and in equilibrium
Predict the initial and final products of the reaction involving 2-pentyne. The products are isomers and exist in equilibrium. The structures of both products are provided below.
Oct 22, 2024
How many atoms of chlorine are there in 25.0 g of calcium chloride (CaCl2)? I need to show calculations?
How many atoms of chlorine are present in 25.0 g of calcium chloride (CaCl2)? I would appreciate it if you could show the calculations involved in determining this.
Oct 22, 2024
HELP!! Due tomorrow!! Bond Angles of molecular structures?
I need help with predicting the bond angles for the following molecules and ions, which are due tomorrow. The exponent symbol (^) represents an exponent, and the numbers following letters indicate sub...
How do I figure out the charges for Sn(SO3)2?
I understand that the compound Sn(SO3)2 is referred to as tin(IV) sulfite, but I'm unclear about how to determine the charges associated with this molecule. Could someone please explain the process fo...
Please help with chemistry hw?
I need assistance with my chemistry homework. I am trying to determine the average rate of change of substance B from t = 0 s to t = 222 s in the reaction A → 2B. Here is the data I have collected: Ti...
Oct 21, 2024
Identify the limiting reagent and the volume..?
Identify the limiting reagent and the volume of CO2 produced when 11 L of CS2 reacts with 18 L of O2 to yield CO2 gas and SO2 gas at standard temperature and pressure (STP). The reaction is represente...