You hypothesis is: "If rats use their brains, then they will grow more neurons" You do an experiment and find out that rats who have to use their brains by going through mazes and solving
puzzles, have more neurons than rats that don't use their brains. Do these results confirm or reject your hypothesis?
O Confirm
o Reject

How many atoms of oxygen are contained in 160 grams of n2o3

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

Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.