Chemistry, 04.11.2020 20:20 Kimbeeeerly4569
What is the concentration (in molarity) of CaCl 2 in 114.2 mL of aqueous solution containing 4.52 grams of CaCl 2?
Answers: 2
Chemistry, 23.06.2019 05:40
Why is any chemical reaction always balanced? give reasons and explain the easiest way to solve the balancing problems in chemical equations with stoichiometric coefficients upto 20 as hit and trial doesn't always work. give full reasoning
Answers: 1
Chemistry, 23.06.2019 07:00
Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.
Answers: 2
Chemistry, 23.06.2019 10:00
What is the density, d, of a substance with a volume of v = 12.5 cm3 and a mass of m = 74.4 g ?
Answers: 1
What is the concentration (in molarity) of CaCl 2 in 114.2 mL of aqueous solution containing 4.52 gr...
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