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 119g of toothpaste. a) how many moles of NaF are in the tube of toothpaste? b) how many floride ions, F- are in the tube of toothpaste? c) How many grams of soduim ion, Na+ are in 1.50 g of toothpaste? d) how many KNO3 formula are in the tube of toothpaste?
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 119g of toothpaste. a) how many moles of NaF are in the tube of toothpaste? b) how many floride ions, F- are in the tube of toothpaste? c) How many grams of soduim ion, Na+ are in 1.50 g of toothpaste? d) how many KNO3 formula are in the tube of toothpaste?
Living By Chemistry: First Edition Textbook
1st Edition
ISBN:9781559539418
Author:Angelica Stacy
Publisher:Angelica Stacy
ChapterU4: Toxins: Stoichiometry, Solution Chemistry, And Acids And Bases
Section: Chapter Questions
Problem 12RE
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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 119g of toothpaste.
a) how many moles of NaF are in the tube of toothpaste?
b) how many floride ions, F- are in the tube of toothpaste?
c) How many grams of soduim ion, Na+ are in 1.50 g of toothpaste?
d) how many KNO3 formula are in the tube of toothpaste?
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