subject
Chemistry, 02.08.2019 13:30 Ackussinglake63

Which statement describes a change that occurs during a chemical reaction? a. atoms in the original substances are changed into different atoms to make new substances. b. atoms in the original substances are arranged in a different way to make new substances. c. the atoms in a substance change their properties so they can become a new substance. d. the atoms in a substance start to move faster until they are no longer touching each other.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 21.06.2019 17:30
What is the percentage by mass of silicon (si) in iron aluminum silicate (fe3al2(sio4)3)?
Answers: 2
question
Chemistry, 22.06.2019 04:30
How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
Answers: 1
question
Chemistry, 22.06.2019 06:30
Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.
Answers: 1
question
Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
You know the right answer?
Which statement describes a change that occurs during a chemical reaction? a. atoms in the original...
Questions
question
Mathematics, 25.05.2020 20:58
question
History, 25.05.2020 20:58
question
Mathematics, 25.05.2020 20:58