Questions tagged 'Chemistry'
452 questions
Dec 09, 2024
Classify these compounds as a Brønsted–Lowry acid, a Brønsted–Lowry base, or neither.?
Please classify the following compounds as either a Brønsted–Lowry acid, a Brønsted–Lowry base, or neither: HF, (CH3)2NH, KOH, HNO3, C2H5OC2H5, CHCl3, and H3PO4.
A heterogeneous mixture always contains
What elements are typically found in a heterogeneous mixture?
In the haber reaction, patented by german chemist fritz haber in 1908, dinitrogen gas combines with dihydrogen gas to produce gaseous
In the Haber reaction, patented by German chemist Fritz Haber in 1908, dinitrogen gas combines with dihydrogen gas to produce gaseous ammonia. This reaction is now the primary method used to produce m...
Classifying electrons question?
Please classify each of the following aqueous solutions as a nonelectrolyte, weak electrolyte, or strong electrolyte: CH3CH2CH2OH, CuCO4, HClO, HClO3, LiClO4, and C12H22O11.
which species represents a chemical compound?
I would like to clarify which species represents a chemical compound. Here are the options: A) NH₄⁺ B) N₂ C) NaHCO₃ D) Na. I found this question confusing because I chose A, but it was marked wrong on...
Dec 07, 2024
determine the mass of in grams of 0.0489 mol cobalt?
Could someone please help me determine the mass, in grams, of 0.0489 moles of cobalt? I'm having trouble figuring it out! Thank you!
Dec 07, 2024
Balancing chemistry equation HELP?
Ammonium perchlorate (NH4ClO4) is a solid rocket fuel used by the U.S. Space Shuttle. It undergoes a decomposition reaction to produce nitrogen gas, chlorine gas, oxygen gas, water, and a significant...
Which element has the following electron configuration 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2?
Which element corresponds to the following electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s²? Please provide the answer options for further clarification, as the current options "Cab, Snc,...
In a hydrogen fuel cell, hydrogen gas and oxygen gas are combined to form water. Write the balanced chemical e?
In a hydrogen fuel cell, hydrogen gas reacts with oxygen gas to produce water. Write the balanced chemical equation for this reaction, using the lowest whole-number coefficients. Identify the oxid...
How many unpaired electrons?
How many unpaired electrons are present in the following complex ions? [MnF6]⁴⁻ [Ru(en)3]²⁺ I understand that the first complex is high spin and the second is low spin, but I am still unsure abou...