1,000 kilograms are in a megagram.
Answer:
The enthalpy of the reaction is –184.6 kJ, and the reaction is exothermic.
Explanation:
They all have the same number of protons and electrons but differ in the number of neutrons because they are isotopes.
Answer:
1/2hour
Explanation:
it takes the runner 1 hour to complete 10km
so 5km is half of 10km therefore would take half the time
hope that helps:)