Funding opf h at llnl gold has a molar mass of 197 g/mol. (a) how many moles of gold are in a 8.05 g sample of pure gold? mol (b) how many atoms are in the sample? atoms additional materials section 19.1 -2 points hrw10 19.p.003.ssm my notes having a volume of 1100 cm3 at 35.0 c and 1.01 x 105 pa expands until its volume is 1520 cm3 and its pressure is 1.06 x 103 pa. (a) find the number of moles of oxygen present. mol (b) find the final temperature of the sample. °c additional materials section 19.2 practice another version submit answer save progress my notes /1 points hrw10 19.p042 what is the internal energy of 5.0 mol of an ideal monatomic gas at 282 k7