Which answer best defines physical property

2 A (g) + B (g) ⇄ 2 C (g) When the concentration of substance B in the reaction above is doubled, all other factors being held constant, it is found that the rate of the reaction remains unchanged.

What is the powbr of 10 when 0 000028 is written in scientific notation?

To what Celsius temperature must 67.0 mL of krypton gas at 18.0°C be changed so the volume will triple? Assume the pressure and the amount of gas are held constant. Enter your answer to four significant figures.

How do elements realate to atoms?

The products of the neutralization reaction between hydrochloric acid (HC1) and magnesium hydroxide (Mg (OH) 2) are A: MgC1 and H2O B: MgC12 and H2O C: HC1 and MgOH D: HC1 and Mg (OH) 2

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.

Why are coastal zones productive?