Physical Chemistry Answers

how many grams of Cl are in 265g CaCl2 ?

calculate the molarity of 32.9g of MgS in 981 mL of solution.

if 2.61g of CuNO3 is dissolved in water to make a 0.480M solution, what is the volume of the solution?

If mass increases then what will momentum do

how many moles of N are in 0.191g of N2O?

Calculate the number of atoms in a 3.03 x 10^3 g sample of carbon.

what is the mass, in grams, of 9.08 x 10^24 molecules of methanol (CH3OH)?

0.493g of an organic compound contains carbon, hydrogen and oxygen gave 0.881g of CO2 and 0.359g of H2O. On complete combustion , 0.082g of the compound displaced 27cm3 of air in a victor Mayers ditermination measured at 17deg and 700mmHg... Calculate the molecular formula at stp and determine it's possible isomers naming each..

Steve races to the nearest taco stand at lunchtime and sees that his pedometer recorded his peak speed at
97.1
97.1
cm/s. What was Steve's peak speed in kilometers per hour?