Which are true statements?

Check all that apply.

A. Moles are counted in kilograms.

B. A mole always weighs 6.02 * 1023 g.

C. The mass of 1 mol is the same as the atomic mass in grams.

D. Avogadro's number is 6.02 * 1023.

How many grams of solute are present in 625 mL of 0.520 M KBr?

Which of the following levels of classification is the most specific? Species Domain Kingdom Class

What us the conversation of mass

How do valence electrons relate to the chemical reactions of an element?

Some of the formulas below could be either molecular or empirical formulas; however, some could only be molecular formulas. which of the following formulas must be molecular formulas? select all that apply.

Nuclei with too many or too few neutrons are?

Be sure to answer all parts. Enter the formula for potassium dihydrogen phosphate and determine its molecular (formula) mass.

g Gaseous ethane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water. Suppose 2.71 g of ethane is mixed with 3.8 g of oxygen. Calculate the maximum mass of carbon dioxide that could be produced by the chemical reaction.

How many molecules of atp are produced in aerobic versus anaerobic cellular respiration

Write a balanced chemical equation for the complete combustion of C3H7BO3, a gasoline additive. The products of combustion are CO2 (g), H2O (g), and B2O3 (s).