Locke maintains that people have no rights until they leave the state of nature and establish a society via a social contract.

According to Huemer, Social Contract is valid

According to Kant if a murderer inquires you where is your friend hiding, you should not lie to the murderer

For a concept of utility, we need something that is fairly predictable, observable, and measurable.

Act utilitarianism defines the morally right act for any situation as the act that produces the greatest overall utility for the person doing the act.

A claim that holds for someone must also apply to them.

According to Rachels, Radical Virtue Ethics is

How many kJ of energy are in 1 mole of photons with a wavelength of [x]? Enter only numbers.  Do not enter units. 

The specific heat capacity of methane gas is 2.20 J/g-K. How many joules of heat are needed to raise the temperature of 5.00 g of methane from 36.0°C to 75.0°C?

A balloon expands from 0.0100 L to 0.450 L against an external pressure of 10.00 atm. How much work is done in joules?  101.3 J = 1 L · atm