The difference between fission and fusion is

a. fusion is the splitting of a nucleus

b. fission is the joining of two nuclei

c. fission is the splitting of a nucleus

d. there is not a difference

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?

When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as