Which one is the right one

Esign techniques and materials that reduce the negative environmental impact of a structure are referred to as

How many molecules are found in 1.32 mol of nacl?

Remember to use the proper number of significant figures and leading zeros in all calculations. gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4