14 Which equation represents sublimation?

(1) Hg (l) - - - > Hg (s) (3) NH3 (g) - - - >NH3 (l)

(2) H2O (s) - - - >H2O (g) (4) CH4 (l) - - - >CH4 (g)

Why does the temperature of heated water change when you increase the volume?

4. Among the following elements, which one has the most ionization energy? A) Cl B) Ba C) Si D) Br

Acid donates a proton and produces a conjugate base.

Which group in the periodic table contains elements that do not react easily to form chemical compounds?

Select two options from the following list that qualify as types of pure substances. a substance an atom an element a particle matter a compound

How many moles of oxygen react with 0.23 moles of NH3

How many moles of carbon do you have in 100 quadrillion carbon atoms? report answer to 2 sig figs

A small 15 kilogram canoe is floating downriver at a speed of 4 m/s. What is the canoe's kinetic energy?

Liquid water is heated until it boils and becomes water gas. Which statement is true about the water?

You are conducting an experiment on plant growth. You take a plant fresh from the soil that weighs 5 kilograms (kg). Then you dry the plant overnight and determine the dry weight to be 1 kg.