1. Colgate toothpaste contains 0.245 w/w% NaF as a source of fluoride ion (F')a) How many grams of NaF are in 1.0 g of toothpaste? (2.4 x 103 g)b) How many grams of F are in 1.0 g of toothpaste? (1.1 x 10° g)2. If you dissolve 2.2 g of the same Colgate toothpaste in 100 mL water,a) What is the molarity of NaF in this solution? (1.3 x 10³ M)b) What is the molarity of fluoride ion in this solution? (1.3 x 10° M)c) What is the concentration of NaF in this solution, in ppm? (54 ppm)d) What is the concentration of fluoride ion in this solution, in ppm? (24 ppm)

1. Colgate toothpaste contains 0.245 w/w% NaF as a source of fluoride ion (F') a) How many grams of NaF are in 1.0 g of toothpaste? (2.4 x 10° g) b) How many grams of F are in 1.0 g of toothpaste? (1.1 x 10° g)

1. Colgate toothpaste contains 0.245 w/w% NaF as a source of fluoride ion (F') a) How many grams of NaF are in 1.0 g of toothpaste? (2.4 x 10° g) b) How many grams of F are in 1.0 g of toothpaste? (1.1 x 10° g)

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...

See similar textbooks

Related questions

Q: If the caffeine concentration in a particular brand of soda is 2.87 mg/oz, drinking how many cans of…

Q: An intravenous solution to replace potassium loss contains 42 mEq/L each of K+ and Cl− Part A How…

A: Given, K+ = 42 mEq/L Cl- = 42 mEq/L This means that in 1 L of solution there is 42 mEq each of K+…

Q: The density of 70.5 wt% aqueous perchloric acid (100.46 g/mol) is 1.67 g/mL. H₂O = 18 g/mol a.) How…

A: The percentage of perchloric acid is 70.5%.The molar mass of perchloric acid is 100.46 g/mol.The…

Q: If the caffeine concentration in a particular brand of soda is 2.59 mg/oz, drinking how many cans of…

Q: 1. A cell with a concentration of 0.90% (m/v) NaCl is placed in a 0.45% (m/v) NaCl solution. a. Is…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A patient is given 2.0mL of a 3% (m/v) solution of C13H18ClNO; how many milligrams of C13H18ClNO did…

A: % (m/v) is defined as %(m/v) = mass of solute in g X 100 / volume of solution in mL Since volume of…

Q: Percentages represent grams/100m1. So a 1% SDS solution has 1 gram of the detergent SDS in 100ml of…

A: Concentration is a parameter that is used to quantify the amount of substance. The concentration…

Q: The formula for a psoriasis lotion is as follows: Coal Tar Solution 5 mL Salicylic Acid Urea aa 3.1%…

A: 7pint = 3312 ml Psoriasis lotion contain 5% salicylic acid.

Q: One liter of Jell-O contains 78g of powder. What is the % concentration of Jell-O? a. 78% (v/v) b.…

A: The concentration of Jell-O is 7.8% (w/v) Option "d" is correct.

Q: A commercial mouthwash contains 3.4g ethonal and 0.013g of antiseptic in each 47 ml portion.…

A: Answer:- This question is answered by using the simple concept of calculation of weight/volume…

Q: Calculate the percent mass per volume, % (m/v), of a dextrose solution containing 6.50 g of dextrose…

Q: a 310.0 mL of 0.52 M NaOH m(NaOH) = m(H2O) = | Submit b 1.3 L of 6.6E-2 M Ba(OH)2 m(Ba(OH)2) =…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Concentration of Reagents (NH4)2S2O8 KI Na₂S2O3 0.25 M 0.22 M 0.19 M Volumes of Solutions S₂082 (mL)…

A: Concentration of (NH4)2S2O8 = 0.25 MConcentration of KI = 0.22 MConcentration of Na2S2O3 = 0.19…

Q: What is the percent by mass of a solution if 20.0 g of sodium hydroxide is dissolved in 250.0 g of…

A: Given: The mass of sodium hydroxide (solute) is 20.0 g The mass of water (solvent) is 250.0 g

Q: 1. A gas has a volume of 300 mL at 300 mm Hg. What will its volume be if the pressure is changed to…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: You wish to prepare 191 grams of 7.01% (w/w) NaCH3COO. Assume that the density of water is 1.00…

A: w/w % is the method for determining the concentration of any sample in which the units used for the…

Q: In the US, alcohol proof is equal to twice the percent of alcohol (ethanol) by volume, so for…

A: Given question is related to analytical chemistry. Steps to solve the question: 1. Calculate the…

Q: 325 mL of 0.25% (w/v) KCl solution I would weigh out _____ g KCl and add water to dissolve, then…

A: SOLUTION: Step 1: (w/v) % of the KCl solution is 0.25%. The total volume of the solution is 325 mL.…

Q: A soft drink contains 11.5%% sucrose (C12H22O11C12H22O11) by mass. How much sucrose, in grams, is…

A: Given, A soft drink contains 11.5% sucrose (C12H22O11) by mass. The mass of sucrose, in grams, is…

Q: If the caffeine concentration in a particular brand of soda is 2.21 mg/oz, drinking how many cans of…

A: Mass can be expressed in different units such as grams (g) , kilograms (kg) , milligrams (mg) Some…

Q: A patient recives 250mL of a 4.0% (m/v) amino acid solution twice a day. a. how many grams of amino…

A: Interpretation- Here given a patient receives 250 mL of a 4.0% (m/v) amino acid solution twice a…

Q: 1 How many moles of solute are present in 35.0 M KNO3? 1.2 What is the concentration in percent by…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: How many grams of chromium(III) sulfate, Cr2 (SO4)3, are required to make a 5.23 %(w/v) aqueous…

Q: How many milliliters of a solution that is 11.21% (w/w) HNO3 with a density of 1.2000 g/mL should be…

A: In the given question, the mass percentage of the solution, the density of the solution is given.…

Q: MgC12 has a concentration of 0.068 1 point M in the ocean. How many grams of M9C12 are present in 25…

A: The molarity of a solution is the number of moles of a solute present in 1 liter of the solution. So…

Q: If the caffeine concentration in a particular brand of soda is 3.37 mg/oz, drinking how many cans of…

Q: 1: you will make 10ml of 200μg/ml. (Hint: Use C1V1=C2V2) How much 1000μg /ml BSA will you add to…

Q: 2. A water sample has 10 µg/L Hg2+ and a density of 1.0 g/mL (atomic weight of Hg = 200.59).…

A: a) 1μg/L = 1ppb so, 10μg/L = 10ppb b) Molecular weight = 200.59 A molecular weight of 200.59…

Q: If 30 g of a 15 % hydrocortisone (HC) cream were diluted to a total of 75 g, what would be the new…

Q: Chemistry Question

A: In the given compound, longest chain contains 5 carbon so parent name is pentanenitrile and methyl…

Q: QUESTION 8 Here in the state of Hawaii, an individual is legally intoxicated if that person's blood…

Q: If the caffeine concentration in a particular brand of soda is 3.91 mg/oz, drinking how many cans of…

A: The caffeine concentration in the soda is 3.91 mg/oz. A single can has 12 oz. The amount of caffeine…

Q: How many grams of nickel(II) nitrate, Ni(NO3)2 , are required to make a 8.96 %(w/v) aqueous solution…

Q: Calculate the mass of Na₂CO3 (FM 105.988 8) needed to prepare a 15.00 mM solution with a volume of…

A: Given,The molarity of Na2CO3 solution = 15.00 mMvolume of solution = 500.0 mLformula mass of Na2CO3…

Q: How many grams of NaClO are there in 50 g of this bleach?

A: The concentration of sodium hypochlorite in Household bleach is approximately 5 - 6 %. This means…

Q: How many grams of NaBr would be required to make 250 mL of a 0.2 M solution?

A: You have asked multiple type questions, we will solve only first questions for you. If you want any…

Q: a If you mix 100 mL of water with 25 mL of 4.72% (w/v) glucose (C6H1206), what will be the percent…

Q: Lactated Ringer’s/5% Dextrose solution contains: 6 g/L of Sodium Chloride (NaCl MW 58.5) 3.1 g/L of…

A: Each KCl forma 1 potassium ion, K+. Hence mEq/mL of potassium ion is the same as mEq/mL of KCl…

Q: sea water is analyzed and found to contain 2.25ng of gold for each 1.00l of sea water. how many…

A: Given: 2.25 ng of gold for each 1.00 L of sea water. Volume of sea water = 1.00 m3

Q: Calculate the mass percent of a solution containing 13.0 g of Wn2ApO4 and 91.5 g of H2O.

A: Hello. Since you have posted multiple questions, the first question shall only be solved in this…

Q: a)what answer should be reported, with the correct number of significant figures , for the following…

A: We have to calculate significant figure for the given calculation. It represents total number of…

Q: How many milliliters of a 0.900%0.900% (m/v) normal saline solution can be prepared from 3.003.00 g…

A: % m/v = mass of solute in gvolume of solution in mLx 100

Question

1. Colgate toothpaste contains 0.245 w/w% NaF as a source of fluoride ion (F')
a) How many grams of NaF are in 1.0 g of toothpaste? (2.4 x 103 g)
b) How many grams of F are in 1.0 g of toothpaste? (1.1 x 10° g)
2. If you dissolve 2.2 g of the same Colgate toothpaste in 100 mL water,
a) What is the molarity of NaF in this solution? (1.3 x 10³ M)
b) What is the molarity of fluoride ion in this solution? (1.3 x 10° M)
c) What is the concentration of NaF in this solution, in ppm? (54 ppm)
d) What is the concentration of fluoride ion in this solution, in ppm? (24 ppm)

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

7. A pharmacy technician is asked to prepare an antibiotic IV solution that will contain 500.0 mg cephalosporin for every 100.0 mL of normal saline solution. The total volume of saline solution will be 1.0 L. How many grams of the cephalosporin will be needed for this IV solution? of 8. According to the National Heart, Lung, and Blood Institute, LDL-cholesterol levels of less than 130 mg of
ple 1- Mass/volume percent concentration - calculate using mass (g) a Calculate the mass/volume percent composition, or % (m/V), of 4.50 x 10 mL of solution containing 14.7 g of glucose. Enter your answer in the provided box. glucose () 1 of 11 Next >
Find the concentration of sodium (in ppm) in a 2.43-g pill that contains 45.0 mg of Na.
a. If a 240. mL can of orange juice concentrate contains 30.0 g of carbohydrate, what is the concentration of carbohydrate in %(m/v) in the concentrate? b. Suppose you prepared orange juice from the concentrate by adding exactly 3 cans of water. What is the concentration of the sugars in the diluted orange juice in %(m/v)?
10. A volumetric flask contains 25.0 mL of a 14% m/V sugar solution. If 2.5 mL of this solution is added to 22.5 mL of distilled water, what is the % m/V of the new solution. O 1.4 % m/V 14 % m/V O 7.1 % m/V O 71 % m/V
Calculate the milligrams of Cl (35.453 g/mol) in a 3.03 g sample of cleaning solution containing 22.1 wt% NaOCl (74.44 g/mol). NaOCl is the only source of Cl in this solution.
A CaCl, solution is administered to patients to increase their blood calcium levels. If a patient's recommended dose is 1.50 g CaCl2, how many milliliters of a 20.0% (m/v) CaCl2 solution should the patient receive? 3.00 mL 7.50 mL 30.0 mL 75.0 mL
How many grams of hexynyl lithium should be produced? 1-hexyne (0.22 mL) + LiHMDS (1.0 mL of 1.0 M solution in THF) = hexynyl lithium
. In a laboratory, A student needs to prepare a 10% (m/v) KCl solution with a volume of 0.25 L. How many grams of KCl must be weighed out?
What mass of Na2CO3 is present in 0.500L of a 0.417M solution? Group of answer choices 44.2 grams 127 grams 88.3 grams 22.1 grams
How many milliliters of a syrup containing 85% w/v of sucrose should be mixed with 150 mL of a syrup containing 60% w/v of sucrose to make a syrup containing 80% w/v of sucrose? A) 600 mL B) 400 mL C) 550 mL D) 625 mL
How many milliliters of 0.02% (w/v) stock solution of a substance should be used in preparing 500 mL of a solution containing 1:100,000 (w/v)?