Please Help 50 Points + Brainlest Put the elements Br, K, Al, and Ne in order by number of valence electrons, from smallest to largest.
A) Al, Ne, Br, K
B) Br, K, Al, Ne
C) Ne, Al, K, Br
D) K, Al, Br, Ne

The volume of a single vanadium atom is 9.29×10-24 cm3. what is the volume of a vanadium atom in microliters?

Nitrogen dioxide decomposes according to the reaction 2 no2(g) ⇌ 2 no(g) + o2(g) where kp = 4.48 × 10−13 at a certain temperature. if 0.70 atm of no2 is added to a container and allowed to come to equilibrium, what are the equilibrium partial pressures of no(g) and o2(g)

Water undergoes a large change in density at 0 ∘ c as it freezes to form ice. calculate the percent change in density that occurs when liquid water freezes to ice at 0 ∘ c given that