Chemistry, 20.07.2019 11:30 lizzyhearts
If a 65 kilogram student exerts a force with a magnitude of 100 n on a 100 kilogram desk the magnitude of the force that the desk exerts on him is question 4 options: a.100 n more than his weight b. 100 n less than his weight c. 100 n d. 0 n
Answers: 1
Chemistry, 22.06.2019 12:00
A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4•_h2o what is the mass % of water in the hydrate?
Answers: 1
Chemistry, 22.06.2019 13:00
6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.
Answers: 1
If a 65 kilogram student exerts a force with a magnitude of 100 n on a 100 kilogram desk the magnitu...
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