The Universal Space Agency wants to know the results of your Sim investigation. Write your report to the lead
chemist, explaining why there is liquid water on the outside of the can but no liquid nitrogen. Use evidence from your
investigation in your explanation.

Acar tire has a pressure of 2.38 atm at 15.2 c. if the pressure inside reached 4.08 atm, the tire will explode. how hot would the tire have to get for this to happen? report the temperature in degrees celsius.

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.