1. Hydrogen gas reacts with bromine gas to produce hydrobromic acid. If you have 3.5 L of hydrogen gas, find the volume of hydrobromic acid.

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

Which of the following are good traits of a hypothesis? it will be able to be testedit can predict an outcomeit will explain the observationsall of these