enow.com/ilrh/takeAssighfmeny takecOvaler[Rea. How many N2 molecules are contained in 3.05 mol of N2?N2 moleculesb. How many N atoms are contained in 3.05 mol of N2?N atomsc. How many moles of SO4 ions are contained in 3.05 mol of iron(III) sulfate, Fe2 (SO)3?2-moles of SO4 ionsd. How many moles of O atoms are contained in 3.05 mol of iron(III) sulfate, Fez (SO)3?moles of O atomsSubmit AnswerTry Another Version6 item attempts remainingShow!

Number of atom is equal to number of moles of atom × avogadro number

Answered: a. How N2 molecules b. How many N atoms…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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1. Ammonium chlorate is an unstable explosive that also happens to be highly soluble in water. It is obtained by reacting barium chlorate or calcium chlorate to obtain ammonium chlorate and precipitate. a. Write out the formula for ammonium chlorate and determine the molecular weight. b. If a sample of the compound weighs 49.3 g, how many moles of oxygen atoms are there? c. How many molecules of ammonium chlorate are present in this 49.3 g sample?
1. How many ATOMS of nitrogen are present in 2.22 moles of nitrogen trifluoride ? atoms of nitrogen. 2. How many MOLES of fluorine are present in 5.25x1022 molecules of nitrogen trifluoride ? moles of fluorine.
29. Consider the following balanced equation: 2N₂O5 ‒‒‒‒‒‒‒> 4NO₂ How many moles of N₂0s are required to produce 62.7 g of NO₂ ? b. 2.73 mol e. 0.681 mol a. 73.6 mol d. 0.00631 mol + O₂ C. 1.36 mol
1.The formula for silver carbonate is Ag2CO3.How many GRAMS of Ag+ are present in 4.61 moles of silver carbonate? _____ grams. How many MOLES of CO32- ion are present in 1.12 grams of silver carbonate? _____moles. 2.The formula for phosphorus triiodide is PI3. How many grams of phosphorus are present in 4.45 moles of phosphorus triiodide? _____ grams How many moles of iodine are present in 3.71 grams of phosphorus triiodide? _____moles
[Review Topics] a. Calculate the number of moles and mass of the positive ions present in 7.000 g of ammonium iodide, NH₂I. mol NH + 4 1 g NH4+ b. Calculate the number of moles and mass of the positive ions present in 7.810 moles of ammonium sulfide, (NH4)2S. mol NH4+ 9 NH+ c. Calculate the number of moles and mass of the positive ions present in 4.960 g of barium phosphide, Baş P2. mol Ba²+ g Ba²+ omit Answer [References] Retry Entire Group 8 more group attempts remaining Previous Next
Use the References to access important values if needed for this question. a. How many moles of carbon tetrachloride, CCL4, are present in a sample that contains 8.29 moles of chlorine atoms? mol CCl4 b. How many moles of chlorine atoms are present in a sample that contains 2.67 moles of CC14? mol Cl
Ferric chloride, FeCl3 reacts with silver nitrate, AgNO3 to form ferric nitrate, Fe (NO3)3 and silver chloride, AgCl. a. Write the balanced chemical equation of the reaction. b. If 108.5 moles of FeCl3 is combined with 76.8 moles of AgNO3, how many moles of AgCl is produced? c. How many grams of AgCl is produced? d. Which reactant is the limiting reagent? e. Which reactant is the excess reagent?
2. The chemical formula for the active ingredient in the anti-inflammatory drug Celebrex is C17H14F3N3O2S. a. What is the molar mass of C17H14F3N3O2S? b. How many moles are in 10.0 g of C17H14F3N3O2S? C. How many molecules are in 10.0 g of C17H14F3N3O2S?
What number of molecules (or formula units) are present in 2.25 g of each of the following compounds? H a. molecules N b. molecules c. (NH4)2 Cr2O7 formula units
6. Which one of the following samples contains the largest number of molecules? a. 3.0 moles of C3H8 b. 3.0 moles of CH4 c. 160.0 g of CH4 d. 160.0 g of C3H8
7. In 2.0 moles of K2Cr2O4, there are: بھر 2 e. four potassium atoms four chromium atoms 2.0 moles of potassium atoms 8.0 moles of O atoms none of these
How many moles of C4F8 contain 4.95 \times 1024 fluorine atoms? 9.73 moles C4F 8 3.09 moles C4F8 1.03 moles C4F8 6.58 moles C4F8 8.22 moles C4F8

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