At 485 mm Hg, a sample of nitrogen gas occupies 496 What volume does the gas occupy if the temperature remains constant and the pressure increases to 756.7 mm Hg ?

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false