A sample of water has a mass of 100.0 g. Calculate the amount of heat required to change
the sample from ice at -45.0°C to liquid wwater at
75.0°C. Use the chart to complete the multiple
steps required to arive at the final answer. Type in
your answers below using 3 digits.

c-14 is carbon-14, or radiocarbon.   it is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.

the cold front replaces the warmer air at the ground level changing the wind to be breezy and denser.there is also an immediate drop in the temperature.

i believe the answer is three water molecules