Calculate the atomic mass for nickel given the following data for its natural isotopes:
58Ni 57.935 amu 68.27 %
60Ni 59.931 amu 26.10 %
61Ni 60.931 amu 1.13 %
62Ni 61.928 amu 3.59 %
64Ni 63.928 amu 0.91 %

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

Convert .347 kilometers to miles show your work