Calculate the concentration in % mass of a solution containing 20.0 g of NaCl dissolved in 250.0 g of H2O.(atomic mass of Na=23; Cl=35.5)

If a substance is not at its melting or boiling point, as the heat content of a sample of matter increases, its temperature increases the number of intermolecular bonds decreases the space between particles increases the particles move faster

You are to give ampicillin with a recommended dose of 25mg/kg to a child with a mass of 29kg. if stock on hand is 250mg/capsule how many capsules should be given?

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