Chemistry, 23.09.2021 14:00 elizabethseoane1607
What happens to the molecules of a substance during a chemical change?
The molecules in the substance get larger or smaller.
During a chemical change, the substance's molecules stay the same.
Some molecules melt when they are combined with other molecules.
Bonds in the molecules are made or broken to form new molecules.
Answers: 3
Chemistry, 22.06.2019 00:00, aubreymoore9441
For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have
Answers: 1
Chemistry, 22.06.2019 14:00, leahstubbs
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 17:00, brandiwingard
What is the mass of phosphorous in a 51-kg person
Answers: 1
Chemistry, 22.06.2019 21:30, sullivanjakob
Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h
Answers: 1
What happens to the molecules of a substance during a chemical change?
The molecules in the substa...
Mathematics, 18.03.2021 01:30
Computers and Technology, 18.03.2021 01:30
Mathematics, 18.03.2021 01:30