Chemistry, 24.06.2019 17:00 MysteryDove12
What is the difference between a physical change and a chemical change? (2 points) a physical change is only a phase change but a chemical change can be any type of change. a physical change does not change the identity of the substance but the chemical change does. a physical change breaks and forms bonds but a chemical change does not change the bonds. a physical change only changes the color but a chemical change never changes the color.
Answers: 1
Chemistry, 21.06.2019 13:00
Asolution has a ca2+ concentration of 0.049 m and an f- concentration is 0.147 m at equilibrium. the value of ksp for caf2 at 25°c is 4.0 x 10-11. will this solution form a precipitate? yes no
Answers: 3
Chemistry, 22.06.2019 12:50
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
Answers: 1
Chemistry, 23.06.2019 00:00
If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.
Answers: 1
Chemistry, 23.06.2019 08:50
What happens after sound waves create vibrations in the ear?
Answers: 1
What is the difference between a physical change and a chemical change? (2 points) a physical chang...
Business, 16.12.2020 01:30
English, 16.12.2020 01:30
Biology, 16.12.2020 01:30
Mathematics, 16.12.2020 01:30
Mathematics, 16.12.2020 01:30
Mathematics, 16.12.2020 01:30
Chemistry, 16.12.2020 01:30
Chemistry, 16.12.2020 01:30
Mathematics, 16.12.2020 01:30
Mathematics, 16.12.2020 01:30
English, 16.12.2020 01:30
Biology, 16.12.2020 01:30
Biology, 16.12.2020 01:30
Mathematics, 16.12.2020 01:30