What is the density of a crayon

What is the rate constant for the reaction 2a+b→c? (the initial rate was measured at several different reactant concentrations) [a] (m) [b] (m) initial rate (m/s) 0.05 0.05 0.035 0.10 0.05 0.14 0.20 0.10 1.12?

What value of ℓℓ is not allowed for an electron in an n = 3 shell?

Compare the stability of a lithium atom with that of its ion, Li+.

Every cell is surrounded by a thin membrane. What is the main function of this cell membrane?

How much heat is evolved in converting 1.00 mol of steam at 140.0? C to ice at - 45.0? C? The heat capacity of steam is 2.01 J / (g? C) and of ice is 2.09 J / (g? C).

A pump contains 0.5 l of air at 203 kpa. you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of air in the pump? 0.2 l 1.0 l 2.0 l 4.0 l

How can there be snow near a giraffe's home This is actually science so yeah

If a sealed syringe that contains some gas in heated in which direction will the syringe plunger move

Use the drop‑down menus to label the statements as either true of false. Dichloromethane is flammable. true false Methanol is flammable. Concentrated sulfuric acid is corrosive. 10% sodium carbonate solution must be used in the fume hood.

What is the process all rocks are continuously in during which that can change into other types of rocks