Which of these is the best definition for disintegration? a. when rock becomes moist b. when rock is physically broken into smaller pieces c. when rock is chemically broken into smaller pieces d. when rock undergoes a rather large chemical change

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two