Chemistry, 19.03.2021 15:20 Spoiledgirl2905
Care este concentratia procentuala a amestecului obtinut prin amestecarea a 25g acid sulfuric de concentratie 30% si 36 g solutie acid sulfuric de concentratie 65%? What is the concentration of the combination of 25grams of sulphuric acid of concentration 30% and 36 grams of solution of sulphuric acid of concentration 65%
Answers: 2
Chemistry, 22.06.2019 17:30
To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.
Answers: 1
Chemistry, 22.06.2019 18:30
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
Chemistry, 22.06.2019 20:00
Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.
Answers: 1
Care este concentratia procentuala a amestecului obtinut prin amestecarea a 25g acid sulfuric de con...
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