What is the volume of 2 mol of chlorine gas at STP?

O 20L

O 11.2

O 22.4L

O 44.8L

Which general formula represents the homologous series of hydrocarbons that includes the compound l-heptyne?

Sodium metal and water react to form sodium hydroxide and hydrogen gas: 2 Na + 2 H2O - -> H2 + 2 NaOH What mass of Na will react with excess water to produce 15 g NaOH?

What is the pH of a solution with [H+]=1.25 x 10^-10

What does Einstein's theory of relativity expalain? A. How magnetism reverses the fields of the poles B. How light interacts with gravity C. How light interacts with moister D. How gravity interacts with planets

Which planet do scientists believe prevented the asteroids in the asteroid belt from forming a planet? A. Earth B. Jupiter C. Mars D. Neptune

How many neutrons and electrons are in Oxygen⁻¹⁷ isotope?

What is science all about?

What type of change is a substance that changes form but remains the same?

Which side of the mountain experiences high temperature in windward or leeward

How does light pollution affect plants and animals? Light pollution harms plants and animals because they confuse it with