subject
Chemistry, 20.07.2021 22:10 tony4561

Once we know the amount of EDTA present when the color change occurs, we can determine the concentration of calcium present in the tap water by converting the volume of EDTA to A. grams and then multiple that number by 40.01
grams.

B. moles and then take that number and divide it by
the initial volume of tap water in liters.

C. moles and then multiply that number by 2 and
divide it by the molar mass of calcium.

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 04:30
How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
Answers: 1
question
Chemistry, 22.06.2019 06:00
According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead
Answers: 2
question
Chemistry, 22.06.2019 07:20
2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here
Answers: 1
question
Chemistry, 22.06.2019 10:30
Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand
Answers: 1
You know the right answer?
Once we know the amount of EDTA present when the color change occurs, we can determine the concentra...
Questions
question
Mathematics, 12.03.2020 06:13
question
Mathematics, 12.03.2020 06:13
Questions on the website: 13722367