What is the value for AG at 300 K if AH = 27 kJ/mol and AS = 0.09 kJ/(mol-K)? O A. AG= 54 kJ/mol
O B. AG =-18,kJ/mol
O C. AG = 0 kJ/mol
O D. AG = 27 kJ/mol

What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m

The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point

Calculate the mass of 0.750 mol of the following substance. na3po4. , i'm not quite sure on how to set up the problem to solve! : (