Questions by Despatcher

Questions by Despatcher

The blank solution used to calibrate the spectrophotometer is 10.0 mL of 0.2 M Fe(NO3)3 diluted to 25.0 mL with 0.1 M HNO3. Why is this solution preferred to simply using de-ionized water for the calibration?

asked Feb 4, 2019

2 answers

5 votes

77.5k views

Im less than 2 million, but greater than 1 million. The number in each place to the right is 1 more than the number left to it what number number am I?

asked May 28, 2018

1 answer

0 votes

195k views

You need to move your 2 kg physics book from the dinner table. You lift it to the shelf that is 3 m above the table. How much work was done?

asked Mar 23, 2018

2 answers

3 votes

124k views

Which of the following issues contributed to the Republican Party’s success in the 1994 elections?

asked Feb 17, 2018

1 answer

3 votes

218k views

Was the soviet union bigger than the british empire

asked Feb 11, 2018

1 answer

5 votes

70.9k views

What is 62 1/2% as a fraction

asked Oct 24, 2017

1 answer

5 votes

63.8k views

Whats a gallon i need to know weather it's in a whole number,fraction,decmial

asked May 20, 2016

1 answer

5 votes

16.8k views

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