WebStudy with Quizlet and memorize flashcards containing terms like how many carbon atoms are present in 9.900 x 10^-4 mol of carbon?, calculate the number of mol corresponding to 5.70 g O2., how many g are required to have 0.200 mol of C2H5OH (ethanol) and more. WebHow many moles of oxygen gas react to yield 0.100 mol of water? Balance the equation below and answer the question. Fe + O2 arrow Fe2O3 How many grams of Fe2O3 are produced when 2.93 x 1011 molecules of O2 are reacted? How many moles of CO_{2} are produced when 3.01 * 10^{23} molecules of C_{3}H_{6} react completely in the following …
Chapter 6 Chem Flashcards Quizlet
WebIf 2.55 moles of H2 and 1.55 moles of O2 react how many moles of H20 can be produced in the reaction below? 2 H2 (g) + O2 (g) → 2 H20 (g) Question thumb_up 100% Transcribed Image Text: If 2.55 moles of H2 and 1.55 moles of O2 react how many moles of H20 can be produced in the reaction below? 2 H2 (g) + O2 (g) → 2 H20 (g) Expert Solution WebExplanation: To get the molarity, you divide the moles of solute by the litres of solution. Molarity = moles of solute litres of solution. For example, a 0.25 mol/L NaOH solution contains 0.25 mol of sodium hydroxide in every litre of solution. To calculate the molarity of a solution, you need to know the number of moles of solute and the total ... flutter pull to refresh futurebuilder
Moles to Atoms Converter - ezcalc.me
Web22 aug. 2014 · How many moles are there in 2.35 x 1024 molecules of water? 1 mole H2O = 6.022 x 1023 molecules H2O (2.35 x 1024 molecules H2O) x (1mol/6.022 x 1023 molecules) = 3.90 moles H2O... WebQuestion: QUESTION 7 How many moles are there in 2.35 x 1024 molecules of water? 0.0840 moles 1 points Saved QUESTION 8 How many grams does 5.60 x 1022 molecules of SiO2 weigh? Show transcribed image text. Expert Answer. Who are the experts? Experts are tested by Chegg as specialists in their subject area. Web19 jun. 2024 · It pays to write the correctly balanced chemical equation. N 2 + 3H 2 ==> 2NH 3 moles N2 used = 2.15 g x 1 mol/28.0 g = 0.0768 moles moles H 2 needed = 0.0768 mol N 2 x 3 moles H 2 /mol N 2 = 0.230 moles H 2 mass of H 2 = 0.230 moles x 2.01 g/mol = 0.463 g H 2 Upvote • 1 Downvote Add comment Report Camille M. answered • 06/19/19 … green health medical