How many atoms of hydrogen are in 1 mole of Dimethylnitrosamine (CH3) 2N20?

A compound contains 64 g of O and 8 g of H. What is the empirical formula for this compound?

Which statement is true about an empirical formula? -It is the true ratio of atoms in a formula unit. -It is the simplest ratio of atoms in a formula unit. -It represents the true molecular mass of a chemical formula.

The vapor pressure of water at 45oC is 71.88 mmHg. What is the vapor pressure of a sugar (C12H22O11) solution made by dissolving 50.36 g of sugar in 88.69 g of water

How many moles of water are there in one liter

A student dissolves of ammonia in of a solvent with a density of. The student notices that the volume of the solvent does not change when the ammonia dissolves in it. Calculate the molarity and molality of the student's solution.

What is the theoretical empirical formula of magnesium oxide

8. which change in state is associated with the heat of vaporization, 1. solid to liquid 2. liquid to vapor 3. solid to vapor 4. liquid to solid

A mixture of calcium carbonate, CaCO3, and barium carbonate, BaCO3, weighing 5.40 g reacts fully with hydrochloric acid, HCl (aq), to generate 1.39 L CO2 (g), mea sured at 50°C and 0.904 atm pressure.

Which of the following is the major advantage of using geothermal energy instead of using coal energy? Choice: You will get a brainliest! If your correct! A. More abundant than coal B. Easier to access than coal C. Releases less carbon dioxide D.

Why can equilibrium not be reached in reversible enzymatic rxn?