How many minutes would it take a 5.68 amp current to produce enough aluminum from an AlCl3 solution to make a 0.389 gram aluminum container? (the answer should be entered with 3 significant figures; do not enter units; give answer in normal notation--examples include 1.23 and 120. and -123 and 123. and 12.3) Question 31 of 32 > >>

How many minutes would it take a 5.68 amp current to produce enough aluminum from an AlCl3 solution to make a 0.389 gram aluminum container? (the answer should be entered with 3 significant figures; do not enter units; give answer in normal notation--examples include 1.23 and 120. and -123 and 123. and 12.3) Question 31 of 32 > >>

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. Calculate the radius in nanometers of a metallic atom aiven that it has a BCC structure and a density of 11.91 g/cm3 and an atomic weight of 118.61 g/mol. NA= 6.022 x 1023 atoms/mol. Express your answer in three decimal places only. Do not put the units. 2. A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is called vinegar. If 45.7 g of acetic acid, CH3COOH, are dissolved in 65.3 g of water, what is the mole fraction of acetic acid? Atomic Mass: C=12.01 ; H=1.008 : 0 = 16.0 Express your answer in three decimal places.
CLEAR MY CHOICE What is the product of the reaction in Question 35? (pdf document) O a. No reaction b. Product 2 O c. Product 4 d. Product 1 e. Product 3
_____ H3PO4 + _____ KOH ----> _____ K3PO4 + _____ H2O
sub= 18 help
Balavei TyAsoffecochions Cu Br. Cui 63.5/22381I00 -2R.4%mg 23a aBr: 19.9 *2-159.8/223.3xlo0 - 71.6%mg 2 Na OH 40alud Na: 25.0/40x100:57.5% mg 0.16.0/40x160:40% mg Hi1.0/40x100:2.5%. mg 3 NH)S (4:1,0.8=8/68lx(00-11.7%,ng 5:32.1/68.111I00:47.1% ng 4 No Sa 2.2gl4 N:14.0x2-28192.2 X1U : 30.4%i mg v 5:32.1x2=64.2142.2 x1C0 =69.6.1.ag 5K MA O4 58 lul Ki 39,1/158 x100-27.7%, mg Mn:54,9/156x160=34.7%, my 0:16.0x4-64/158160-40.5 hmng 6HCI SGal Hil.0/36.5x(60-2.7% mg C1:35.5/36.5x100=97.3%. my Mg (NO)2 Ma 24.3 /124K100-19.6lo N:14.0x2-24/124x100=22.6%. mg mg
31-35. What is the effect of the attached substituent on the benzene ring during the second round of electrophilic aromatic substitution. Choices: A. ortho/para directing, activating B. ortho/para directing, deactivating C. meta directing, activating D. meta directing, deactivating
1. How many grams of Cu+ are present in 2.20 grams of copper(I) chromate? grams Cu+.2. How many grams of copper(I) chromate contain 3.24 grams of Cu+? grams copper(I) chromate.
Fe (%) Al (%) Zn (%) Kimyasal X 22 45 33 Kimyasal Y 24 27 49 Kimyasal Z 43 34 23
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Identify the type of each of the following reactions. 1. N2(g)+2O2(g)→2NO2(g) -- 2. CaCl2(aq)+2AgNO3(aq)→2AgCl(s)+Ca(NO3)2(aq) -- 3 .CS2(l)+3O2(g)→2SO2(g)+CO2(g) -- 4. H3PO4(aq)+3KOH(aq)→3H2O(l)+K3PO4(aq)-- options for each : --precipitation, acid-base, oxidation-reduction, or no reaction
Combustion is the inverse of saponification. True or False? If false write the correct answer.
OCH3 OCH 1. NaOCH, 2. H₂O*