Suppose that 100 grams of water at 50.0°C is placed in contact with 200 grams of iron at 30.0°C. The final
temperature is 46.5°C. The specific heats of water and iron respectively, are 4.18 and 0.45 joules per gram times
Celsius. How much heat energy did the iron gain?
1.500
12,000J
21.000
1.000J
Answers: 2
Chemistry, 21.06.2019 17:50, josegalvan123jg69
Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems
Answers: 1
Chemistry, 21.06.2019 21:50, kyleighmarie05
H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?
Answers: 3
Suppose that 100 grams of water at 50.0°C is placed in contact with 200 grams of iron at 30.0°C. The...
Computers and Technology, 23.03.2021 23:50
Mathematics, 23.03.2021 23:50
Mathematics, 23.03.2021 23:50
Health, 23.03.2021 23:50
World Languages, 23.03.2021 23:50