Quantitative problems: Determine the variables, the law, show upldown arrows, solve 7. The pressure of a 250 mL sample of gas is 105 kpa. What would be the pressure if the
yolume were increased to 875 mL? (4)

When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)

Match the name of the following compound:   mgso4  · h2omagnesium sulfate monohydratemagnesium (ii) sulfate monohydratemagnesium (ii) sulfate hydratemagnesium sulfate hydrate

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?