When calcium bromide reacts with chlorine, the products are bromine and calcium chloride. Which of the following equations describes this reaction?

How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

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

What is the independent variable in this investigation? mass volume sample number substance density