How do you know when writing out equations the state of the element or compound

9) A 22.8 mL volume of argon gas is collected at 48.0o C. At constant pressure, what volume would this same sample of gas occupy at standard temperature?

Which element has the lower electronegativity? * fluorine hydrogen

Which acid has the formula hno2? hydronitric acid hydronitrous acid nitric acid nitrous acid hydornitridic acid

A liquid has a volume of 40.6 ml and a mass of 45.1 g. what is the specific gravity of the liquid

The chemical reactivity increases for the seriesCF4 forthis? a) The availability of d - orbitals for the non - C atom. b) The decrease in bond polarity from C-F to C-I. c) The increase in bond polarity from C-F to C-I.

A bag of gum drops contains 14 orange gumdrops, 8 yellow gumdrops, and 12 black gumdrops. What is the percentage of yellow gumdrops?

Gases and liquids will both expand to fill their container. True False ... ?

Which of the following best explains why electrometallurgy is a useful process in many industries? A.) Electrometallurgy can etch permanent marks and designs into the surfaces of metal products. B.

Your TLC results for ortho-hydroxyacetophenone versus para-hydroxyacteophenone will indicate that one compound is significantly less polar than the other.

A box contains equal amounts of helium, argon, and krypton (all gases) at 25 ∘c. part a consider the temperatures, masses, average velocities, and average kinetic energy of the three kinds of gas in the mixture.