When a uranium radioisotope decays and produces new particles and energy, a reaction has occurred. select one: a. chemical b. fission c. fusion d. fusion and fission

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?

May someone me with these science questions

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize