Sunday
December 8, 2013

# Posts by MINDY

Total # Posts: 133

Chemistry
What the heck is that suppose to mean? There's no need to be condescending.

chemistry
Well we basically took antacid tablets dissolved them in HCl, heated it and then added phenolthalien and then titrated until we saw a pink color. At 41mL we saw the pink and stopped. So I guess like you said, I think I have to figure out the excess HCl present but how do I do ...

chemistry
Question about titration calculations in analysis of antacids lab. We did a lab yesterday with antacids, HCl and NaOH and I'm having trouble doing the calculations. The information known is the following: 1)0.10M NaOH 2)0.10M HCl 3)Mass of Antacid .22g 4)Volume of NaOH tit...

Chemistry
Pure acetic acid, known as glacial acetic acid, is a liquid with a density of 1.049 g/mL at 25°C. Calculate the molarity of a solution of acetic acid made by dissolving 10.00 mL of glacial acetic acid at 25°C in enough water to make 150.0 mL of solution.

Chemistry
Sally Scientist is trying to determine Avogadro's number using a procedure analogous to that in Experiment 4. She fills a watchglass with diameter 11.9 cm with water and is trying to create a monolayer of stearic acid on the top of the water. What is the area of the water ...

Math
The strength of a cable is proportional to the square of its diameter. If a 2-cm cable will support 800kg, how much will a 3-cm cable support?

Math
Ellie and Tanya each have bank accounts.Ellie has \$500 and Tanya has \$200.Ellie withdraws \$15 each weekend while Tanya deposits \$12.At the end of 13 weeks what is the difference in their bank accounts?Solve this algebraically.Can you find a week when there is only a \$3 differe...

Math
The Tao Inc. purchased an asset for \$170,000 with a salvage value of \$8,500 have a useful life of four years. Find the depreciation expense for the first year using the 150% declining balance method.

Literature / Short story I
yeah those are right thinks i got 100

Math
Julia studied math for 3 1/2 hours during the 4 days before her last math test. What was the average amount of time she studied each day?

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