4. Calculate the mass of each element: a) 3.25 mol of He
b) 0.0455 mol of Ni
c) 1.33 mol of K

step by step please

Given the following reaction: c3h8+5o2=3co2+4h20 how many grams of co2 will be produced 7 g of c3h8 and 98 g of o2

Amap that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.

What is the chemical formula for the compound formed between sodium and flour one