Chemistry, 16.07.2019 04:00 FailingstudentXD
Which of the following characteristics must be present for a substance to be called a mineral? a. have a crystal structure b. has an unpredictable chemical structure c. can be liquid or solid d. can be organic or inorganic
Answers: 1
Chemistry, 21.06.2019 19:00
Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.
Answers: 2
Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
Chemistry, 22.06.2019 12:10
Building glycogen from glucose molecules is an example of
Answers: 3
Which of the following characteristics must be present for a substance to be called a mineral? a. h...
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