How many Joules of energy are required to raise the temperature of .200 kg of aluminum from 40 °C to 50 °C? (Specific heat of aluminum = 897 J/kg°C) A 17.94 J
B 1794 J
C 17940 J
D 1.794 J

A6.10 m nacl can be made by adding [x]g of nacl to a container and making the volume of water up to the 1.00 l line

What does x represent in the formula for the compound xcl4?

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?