- Explain why you would make one of the addends a tens number when solving an addition problem?

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How many ions are in a 1.02 mol sample of BaCl2? PLZZ help.. dont understand this calc problem? What is the half equation of br2? If you climb 8 meters up a vertical ladder, what is your displacement? A rhombus has sides of length 10 cm, and the angle between two adjacent sides is 76±. Find the length of the longer diagonal of the rhombus.?