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Answers by Josua

Answers by Josua
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How much heat is liberated (in kJ) from 249 g of silver when it cools from 87 °C to 26 °C? The heat capacity of silver is 0.235 Jg^{-1} °C^{-1}. Note, "heat liberated" implies that the change in heat is
answered May 21, 2021
2 votes
165k views
Of 3400 babies in the hospital 1244 are boys and the rest are girls what percent are girls​
answered Apr 21, 2021
0 votes
148k views
In a longitudinal wave, particle displacement is perpendicular to the direction of wave motion parallel to the direction of wave motion opposite to the direction of wave motion above the direction of wave
answered Dec 19, 2020
3 votes
24.1k views
(-3.2) to the power of 0
answered Jul 5, 2020
3 votes
142k views
If 5000 N of thrust is acting to the left, and 4300 N of drag is acting to the right, what is the magnitude and direction of the resultant force?
answered Jun 17, 2020
7 votes
64.1k views
PLEASE HELP!!!! The US secretary of state who negotiated the purchase of Alaska it was William R day. A. True B. False
answered Feb 29, 2020
2 votes
36.8k views
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