ICs of O, are needed to react with 4.50 moles THow many grams of AlO, are produced when 50.2 g o1 AT reacts? e. of Al2O3 can form? 112 A tooth
ICs of O, are needed to react with 4.50 moles THow many grams of AlO, are produced when 50.2 g o1 AT reacts? e. of Al2O3 can form? 112 A tooth
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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Transcribed Image Text:d. How many KNO3 formula units are in the tube of toothpaste?
How many grams of sodium ion, Na", are in 1.50 g o
7.112 A toothpaste contains 0.240% by mass sodium fluoride used
d. How many grams of A,O3 are produced when 50.2 g of Al
rea
ction.
ny
of Al?
moles of O2
are needed to react with 4.50 moles
e. When Al is reacted with 8.00 g of O2, how many grams of
moles of O2 are needed to react with 4.50 moles
reacts?
Al203 can form?
10.00
7.112 A toothpaste contains 0.240% by mass sodium fluoride used
to prevent dental caries and 5.0% by mass KNO3, which
decreases pain sensitivity. One tube contains 119 g of tooth-
paste. (7.1, 7.2)
NaF and KNO3 are
MAAUM STRENGIH
Floride
Sensodyne
components found in
toothpastes.
a. How many moles of NaF are in the tube of toothpaste?
b. How many fluoride ions, F , are in the tube of toothpaste?
c. How many grams of sodium ion, Na", are in 1.50 g of
toothpaste?
d How many KNO3 formula units are in the tube of toothpaste?
evercise and workouts, lactic acid, CHO
Control
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