Question

1) Making the Standard CaCO3 Solution
You weigh out pure Calcium carbonate.... 0.1404 g

a) Calculate how many whole drops (.05 mL/drop) of 6 M HCl are required to dissolve this. ___________ drops
b) What is the Ca concentration when this is dissolved and diluted to 100.00mL? ____________ M

2) Standardizing the EDTA solution
You standardize an EDTA solution using the Ca solution made in 1) above.
Given the following data, calculate the molarity of the EDTA.

Volume of Calcium solution used 6.00 mL
Volume of EDTA solution used 7.15 mL
c) Calculated molarity of EDTA solution __

Answer 1

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Answer 2

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Answer 3

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Answer 4

find max and min of x^2 + y^2 subject to the constraint x^2 - 8x +y^2 - 10y = 0

Answer 5

calc iii lagrange multipliers problem

Answer 6

Emotional effects of steroid use seem to depend on the _______ of the steroid used.

Answer 7

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Answer 8

Luella has a pond in her yard. She wants to surround it with 330 feet of fencing. The fencing is sold by the yard. How many yards should she buy?

Answer 9

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Answer 10

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Answer 11

Assessment items
Assessment started: undefined.
Item 1

Read the passage.

Dark Star

Giselle leaned against the mahogany bay horse, stroking the white diam

Answer 12

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Answer 13

the scatter plot presents Ray's monthly electricity bills and amount of time ray

Answer 14

Which word shares a connotative meaning with the word cheap as it is used in this sentence?

Ashley thought her parents were being cheap when they bought ge

Answer 15

Which revision fixes the dangling modifier in the sentence?

Rowing through the rapids, the canoe began to fill with water.

Answer 16

dangling modifier

Answer 17

Misplaced Modifiers

Answer 18

For which literary work did Joseph Heller use his military experiences as a prima

Answer 19

Calc III Tutorial: Lagrange Multipliers

Answer 20

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