Solve 8 = 2x + 4.
x = −4
x = −1
x = 0
x = 7

How many atoms are there in 5.70 mol of mg

What four properties do all waves have in common

To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. a chemical engineer places a mixture of noble gases consisting of 4.37 g of he, 13.36 g of ne, and 36.65 g of kr in a piston-cylinder assembly at stp. calculate the partial pressure in torr of kr.