Chemistry, 26.06.2019 02:00 naocarolina6
Astudent does not observe a change when holding a test tube in a flame. however, a change is expected. what is the most likely reason for this? the bunsen burner was not properly adjusted. the test tube holder was used to hold the copper wire. the products looked the same as the reactants. the reactants were not heated long enough.
Answers: 1
Chemistry, 22.06.2019 03:00
About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question
Answers: 1
Chemistry, 22.06.2019 09:30
Based on its chemical properties, identify the position of each chemical family on the periodic table.
Answers: 3
Chemistry, 22.06.2019 10:30
What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature
Answers: 1
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