A) it takes 47.0j to raise the temperature of an 10.7g piece of unknown metal from 13.0∘c to 25.0∘c. what is the specific heat for the metal?
b) the molar heat capacity of silver is 25.35 j/mol⋅∘c. how much energy would it take to raise the temperature of 10.7g of silver by 15.2∘c?
c) what is the specific heat of silver?

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size

Which sample at stp has the same number of atoms as 18 liters of ne at stp