PLEASE HELP!! The density of substance X is greater than the density of substance Y. 10.0 g of substance X completely fills a test tube, can an identical test tube hold 10.0 grams of substance Y? Explain

Calculate: select the worksheet tab. this tab you calculate the analyte concentration.  fill in the first set of boxes ("moles h2so4" and "moles naoh") based on the coefficients in the balanced equation. (if there is no coefficient, the value is 1.)  record the appropriate volumes in the "ml naoh" and "ml h2so4" boxes.  record the concentration of the titrant in the m naoh box. click calculate. what is the concentration listed

Which formula can be used to calculate the molar mass of hydrogen peroxide

Can someone me with 6 to 10 plz this is for masteries test.