Answers: 2
Chemistry, 22.06.2019 14:30
100 grams of molten lead (600°c) is used to make musket balls. if the lead shot is allowed to cool to room temperature (21°c), what is the change in entropy (in j/k) of the lead? (for the specific heat of molten and solid lead use 1.29 j/g⋅°c; the latent heat of fusion and the melting point of lead are 2.45 × 104 j/kg and 327°c, respectively.)
Answers: 1
Chemistry, 22.06.2019 22:30
Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.
Answers: 1
Chemistry, 22.06.2019 22:30
What must be in balance for temperatures to remain constant?
Answers: 1
Find out the, mass of 10^21 molecules of cu...
Chemistry, 05.09.2020 09:01
English, 05.09.2020 09:01
History, 05.09.2020 09:01
Mathematics, 05.09.2020 09:01
History, 05.09.2020 09:01
English, 05.09.2020 09:01
Social Studies, 05.09.2020 09:01
History, 05.09.2020 09:01
Mathematics, 05.09.2020 09:01
Business, 05.09.2020 09:01
History, 05.09.2020 09:01