ce started,ne: 57 minutes, 35 seconds.Completion Status:A Moving to another question will save this response.Question 16Magnesium reacts with hydrochloric acid to produce magnesium chloride and hydrogen gas:Mg(s) + 2 HCl(aq)MgCl2(aq) + H2(g)Suppose you need hydrogen to fill a balloon and you have 0.800 mol of magnesium and 2.00 moles of hydrochloric acid. How much hydrogen can yougenerate if the above reaction goes to completion?6.00 moles2.00 moles0.400 moles4.00 moles0.800 moles1.00 mole6:38 PM3/26/2020P Type here to searchhpendhomeinsprt scdelete(12f9 144f8f7f6numf5backspacelock&L.8.{'pause

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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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If you react a solution that has 5.6 g of AgNO3 with excess NaCl, what mass of AgCl is produced. The balanced chemical equation for the reaction is below. Do not include the units in you answer. AgNO3 (aq) + NaCl (aq) —> AgCl (s) + NaNO3 (aq)
4HF(aq) + CO2 (s) CF4(9)+2H2O(1) With excess HF, a chemist needs to know what mass (in grams) of carbon dioxide is needed in order to produce 36.0 mol of water. Here is part of their work. Solve this problem on your own first before completing this question. 36.0 mol H20 al 22 X Tmal Co, =? g CO2 Match each part with where it belongs in the stoichiometry set-up. One of them is not needed, so match it with "This is not needed" for that part. a1 [ Choose ] a2 [Choose ] a3 [ Choose ] This is not needed [Choose]
Nitrogen (N₂) gas and hydrogen (H₂) gas react to form ammonia (NH3) gas. Suppose you have 13.0 mol of №₂ and 2.0 mol of H₂ in a reactor. Could half the N₂ react? If you answered yes, calculate how many moles of NH3 would be produced after half the N₂ was used up. Round your answer to the nearest 0.1 mol. yes no mol x10 X S
Calcium phosphate (Ca3(PO4)2) is a chemical that can be added during water treatment and the chemical undergoes the following reaction when added to water. Ca3(PO4)23 Ca²+ + 2 PO³- If 37 grams of 94% pure Ca3(PO4)2 is added to 55 liters (L) of water, find the calcium (Ca²+) concentration in units of milli-moles per liter (mM). Report your answer to the nearest hundredths (0.01) place.
Sodium reacts with oxygen to form sodium oxide according to the reaction below. _Na (s) + _O₂ (g) → _Na₂O (s) When 80.465 g of sodium are reacted with an excess of oxygen, how many grams of sodium oxide are formed? 108.465 g 160.930 g 54.233 g 216.930 g
S + 6 HNO3 --> H₂SO4 + 6 NO2 + 2H₂O In the above equation how many moles of water can be made when 111.8 grams of HNO3 are consumed? Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0 Use the following molar masses. If you do not use these masses, the computer will mark your answer incorrect.: Molar Element Mass Hydrogen 1 Nitrogen 14 Sulfur 32 Oxygen 16
Chemistry
Aqueous hydrobromic acid HBr reacts with solid sodium hydroxide NaOH to produce aqueous sodium bromide NaBr and liquid water H2O . If 1.82g of water is produced from the reaction of 15.4g of hydrobromic acid and 10.0g of sodium hydroxide, calculate the percent yield of water. Be sure your answer has the correct number of significant digits in it.
4HF (aq) + SiO₂ (s) SiF4 (g) + 2H₂O(1) A chemist needs to know what mass (in grams) of silicon dioxide is needed to produce 18.0 mol of water. Below is part of the work. Solve this problem on your own first before completing this question. 18.0 mol H₂O 1 a1 al 15 1 mol SiO₂ Match each part with where it belongs in the set-up for the stoichiometry calculation. One of the answers is not needed, so match that answer with "This is not needed". =? g SiO₂ 1 mol SiO2 60.1 g SiO2 18.0 g H20
If excess chlorine gas reacts with a solution containing 20.0 grams of potasium bromide, how many liters of bromine gas can be produced?
bctions: Show your solution in the space provided. Follow the GFFSA (Given, Find, ymula, Solution, Answer) format if possible. Write your answers in the space provided. 1. Combustion of hydrocarbons like methane (CH4) produces two products, water (H2O) and carbon dioxide (CO2). Consider the chemical equation of this combustion: CHA + 2 02 - CO2 + 2 H2O, when 4 mol of CH4 reacts with 4 mol of O2, how many moles of CO2 are formed? What is the limiting reactant? 2. How many grams of lead II chloride are produced from the reaction of 16.2 g of NaCl and 62.0 g of Pb(NO3)27 What is the limiting reactant? How much excess is left over?
A thermite reaction was used historically to weld. In the reaction, solid aluminium and solid iron(III) oxide are ignited by high temperatures to give aluminium oxide and iron. 2 Al(s) + Fe2O3(s) → 2 Fe(s) + Al2O3(s) If 68.8 g of aluminium is used in the reaction, how many moles of aluminium oxide are produced? Record only your final answer rounded to the correct number of significant digits and include proper units. Sodium metal is a soft silvery metal. Sodium metal reacts vigorously with water to produce sodium hydroxide and hydrogen gas. What mass of hydrogen can be produced from 8.37 g of sodium?Do not show your work in the space provided.Record only your final answer with the correct number of significant digits and the proper units.

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