Mass is measured in and weight is measured in a) kilograms, grams b) grams, kilograms c) newtons, kilograms d) kilograms, newton

Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.

If e is the symbol for an element, which two of the following symbols represent isotopes of the same element? 1. e2. e3. ea.1 and 2c.1 and 4b.3 and 4d.2 and 3

2ki + pb(no3)2 → 2kno3 + pbi2 determine how many moles of kno3 are created if 0.03 moles of ki are completely consumed.