If the mass of one mole of hydrogen is 1.01 grams; phosphorus, 30.97 grams; and oxygen, 16.0 grams, what is the molar mass of phosphoric acid (HÀPOÁ) ?

Consider the covalent bonding in the molecule acetylene [ah-SET-ihl-een], and assume that the carbon-carbon axis is the x-axis. What two orbitals on each carbon atom participate in pi bonding?

How many molecules of sucrose are in 0.500 L of a 1.00 molar solution of sucrose?

Banded iron formations were caused by the production of which atmospheric gas? A) Carbon Dioxide B) Water Vapor C) Oxygen D) Nitrogen

What is procedure gas

Examine the three isotopes of potassium (K) below. potassium-41, potassium-39, potassium-40 Which answer choice lists these isotopes in the order of having the least amount of neutrons to having the most amount of neutrons?

Which one of the following processes results in a decrease in the number of neutrons? corrosion electron capture gamma emission positron emission alpha emission

Calculate the root mean square velocity of F2, Cl2, and Br2 at 304 K.

The total pressure inside a 1.62 cylinder kept at 35°C is 1.15 atm. If the volume of the cylinder drops to 0.74 L and the temperature remains the same, what is the new pressure inside the cylinder?

What is difference between tempering and aging?

Convert 1.21 kg to grams