How many particles are in 12.47 grams of nacl?

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

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

Draw the lewis dot structure for each of the following polyatomic ions