Chemistry, 24.09.2020 02:01 vanessacox45
A block of aluminum occupies a volume of 15.0 mL and weighs 40.5 g. What is its density?
Answers: 3
Chemistry, 23.06.2019 03:30
Scientists often deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 Ă— 10-4 millimeters. express each of these numbers in an alternate form.
Answers: 3
Chemistry, 23.06.2019 04:30
Two liquids are poured into a beaker. after a few seconds, the beaker becomes warm. which of the following best describes this reaction? a. an exothermic reaction b. a decomposition reaction c. an endothermic reaction d. a single-displacement reaction
Answers: 1
A block of aluminum occupies a volume of 15.0 mL and weighs 40.5 g. What is its density?...
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