Answer:
0.2374 L
Explanation:
Formula for number of moles is;
Number of moles = mass/molar mass
molar mass of KNO3 = 101.1 g/mol
Thus;
n = 60/101.1
n = 0.5935
Formula for molarity is;
M = n/V
2.5 = 0.5935/V
V = 0.5935/2.5
V = 0.2374 L
Lucy and her bike together have a mass of 120 kg. She slows down from 4.5 m/s to 3.5 m/s. How much kinetic energy does she lose?
Na, Ba, Cs and Ni are metals.
Answer:
Answer is explained below:
Explanation:
Your feet rub electrons off the carpet so, when we walk on carpeted floor more electrons move into our body and this is because of static electricity. Static electricity is stationary electric charge, generally produced by friction.