Ask a New Question

Asked by Bella

if your lab partner determined that there were 4.030 x 1020 atoms of H in an unknown sample of C2H4Cl2, how many milligrams would the unknown sample weigh?
11 years ago

Answers

Answered by DrBob222
4.030E20 atoms H/4 = # molecules C2H4Cl2.
mols C2H4Cl2 = #molecules C2H4Cl2/6.02E23 = ?
1 mol C2H4Cl2 has a mass of what? (Isn't that 2*12 + 4*1 + 2*35.5) so that x # mols = grams. Convert to mg.
11 years ago

Related Questions

you and your partner are about to toss 2 coins 100 times. Predict about how many times the outcome w... yes but my partner is going the history and all the things u put on those paragraphs i need facts ab... Get to know your partner better by asking and answering questions. Student A asks questions using in... Your lab partner says that a battery provides not a source of constant current, but a source of cons... If your partner did not take into account the vapor pressure of water when calculating the moles of... you and your lab partner are observing a cell under a microscope, but you do not know whether it is... Get together with a partner and research the mid 1990s when the Internet began to play a major role... When a partner leaves a partnership whether it be voluntary or by expulsion death or bankruptcy it i... When a partner leaves a partnership whether it be voluntary or by expulsion death or bankruptcy it i... What do I do if my partner doesn’t like physical touch or affection?
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use