B2. Complete the half equations by balancing it and identify each half reaction as either an oxidation (O) or reduction (R) reaction.
(1) Na (s)
Na' (aq)
Your answer
Mg?"(aq)
Mg(s)
Your answer
(ili)
Fe (s)
-
>
Fe"(aq)

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?