Chemistry, 16.04.2021 22:30 murtaghliam1
A 21 gram piece of metal at 145 C is dropped into 81 grams of water at 18 C. The water temperature rose to 41 C. Calculate the heat change of the metal in joules. The specific heat of the water js 4.184 J / g C
Answers: 1
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Which compounds have the empirical formula ch2o? a. c2h4o2 b. c3h6o3 c. ch2o2 d. c5h10o5 e. c6h12o6
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Chemistry, 22.06.2019 02:30, BornAdopted21
Which piece of equipment would me most useful for measuring the volume of some water? a. pan balance b. graduated cylinder c. tweezers d. flask quick
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If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.
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Chemistry, 22.06.2019 16:30, Eddie997
For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.
Answers: 2
A 21 gram piece of metal at 145 C is dropped into 81 grams of water at 18 C. The water temperature r...
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