7th grade math worksheets - PDF printable math activities for seventh grade children. 7th grade math worksheets to engage children on different topics like algebra, pre-algebra, quadratic equations, simultaneous equations, exponents, consumer math, logs, order of operations, factorization, coordinate graphs and more.

How to show speed on google maps iphone 2020Chapter 9 Mass & Moles Practice Worksheet 1. How many moles of Cr are in a 200.0 g sample of Cr? 2. How many moles of Na are in a 58.2 g sample of Na? 3. How many moles of Br are in a 42.0 g sample of Br? 4. How many grams of Li are in a 8.39 mole sample of Li? 5. How many grams of gold are in a 0.5080 mole sample of Au?

(Answer: 2.5M = O.SmoIX o. zoo 12. What is the molarity of a 5.00 x 102 ml, solution containing 249 g of calcium iodide? (Answer: 1.69 M) aqq X Imo] b, cal L o. 850MOJ 0.5 L 13. How many moles of LiF would be required to produce a 2.5 M solution with a volume of 1.5 L? (Answer: 3-75 moles) ISL X 15 mol 14.