The volume v of a given mass of a gas varies directly as a temperature t and inversely as the pressure p. if v=231cm^3 when t=300 degrees kelvin and p=20lb/cm^2, what is the volume when t=484 degrees kelvin and p=22lb/cm^2?

Np4=12np2 with clear explanation.

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.