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Author Question: The number 0.000001, is written in scientific notation as: A. 1 X 105 B. 1 X 106 C. 1 X 107 ... (Read 105 times)

xclash

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on: Aug 27, 2018
The number 0.000001, is written in scientific notation as:
 
  A. 1 X 105
   B. 1 X 106
   C. 1 X 107
   D. 1 X 108

Question 2

A student prepared a stock solution by dissolving 20.0 g of KOH in enough water to make 150. mL of solution. She then took 15.0 mL of the stock solution and diluted it with enough water to make 65.0 mL of a final solution.
 
  What is the concentration of KOH for the final solution? A) 0.548 M
  B) 0.713 M
  C) 1.40 M
  D) 1.82 M


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jaygar71

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Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

A


xclash

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Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

FergA

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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Calculate the number of grams of solute in 500.0 mL of 0.169 M KOH. Calculate the number of grams of solute in 500.0 mL of 0.169 M KOH.
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