Which statement describes heterogeneous mixtures?
a. they are made up of two or more pure sub...
Which statement describes heterogeneous mixtures?
a. they are made up of two or more pure substances that are not chemically bonded together.
b. they appear uniform, like a pure substance.
c. they have fixed ratios between their components.
d. they are made up of two or more pure substances that can be separated only by chemical processes.
Answers: 2
Chemistry, 21.06.2019 22:30
How many moles are in 250 grams of tungsten (w)? * 4.4x10^23 moles 4.2x10^23 moles 0.7 moles 1.4 moles
Answers: 3
Chemistry, 22.06.2019 12:00
In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
Answers: 1
Biology, 02.12.2019 06:31
Mathematics, 02.12.2019 06:31
Chemistry, 02.12.2019 06:31
History, 02.12.2019 06:31
Mathematics, 02.12.2019 06:31
Spanish, 02.12.2019 06:31
Mathematics, 02.12.2019 06:31