Chemistry, 27.09.2019 06:30 mathiscool51
How many moles of methanol must be added to 4.50 kg of water to lower its freezing point to -10.0 ∘c? for each mole of solute, the freezing point of 1 kg of water is lowered 1.86 ∘
c.
Answers: 1
Chemistry, 22.06.2019 07:00
At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure
Answers: 2
Chemistry, 22.06.2019 07:00
Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
Answers: 3
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
Chemistry, 23.06.2019 00:30
Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms
Answers: 1
How many moles of methanol must be added to 4.50 kg of water to lower its freezing point to -10.0 ∘c...
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