Chemistry, 12.11.2019 21:31 only1kariyah
Asilver cube with an edge length of 2.36 cm and a gold cube with an edge length of 2.67 cm are both heated to 87.9 ∘c and placed in 108.0 ml of water at 19.7 ∘c . what is the final temperature of the water when thermal equilibrium is reached?
Answers: 3
Chemistry, 22.06.2019 04:00, queenkimm26
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
Answers: 3
Chemistry, 22.06.2019 14:50, alexabbarker9781
How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.
Answers: 1
Chemistry, 22.06.2019 17:30, sheazy3709
The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?
Answers: 2
Asilver cube with an edge length of 2.36 cm and a gold cube with an edge length of 2.67 cm are both...
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