What is the net force on this object? a. 3 n down b. 5 n down c. 0 n, the forces are balanced d. 3 n up

Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?

Acompound has the molecular formula c3h8. which class of organic compounds does it belong to?

)a children’s liquid cold medicine has a density of 1.23 g/ml. if a child is to take 2.5 tsp in a dose, what is the mass in grams of this dose? (1 tsp = 5 ml)