What type of conversion is taking place when natural gas is used to heat water? A. Chemical energy into thermal energy.

B. Thermal energy into mechanical energy.

C. Mechanical energy into electromagnetic energy.

D. Electromagnetic energy into chemical energy.

How many molecules are found in 1.32 mol of nacl?

Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons

True or false exosphere is the least dense