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Laur

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Two angles of a triangle measure 55 degrees and 47 degrees. What is the number of degrees in the measure of the supplement of
1. 2 answers
2. 933 views
The purity of gold is measured in karats. Twenty-four karat gold is pure gold and k karat gold is k/24 gold by mass. One piece
1. 0 answers
2. 769 views
If I'm doing a pearson's and need to know the percentage of predicitability...all I have to do is work out the pearon's, right?
1. 0 answers
2. 314 views
N2 + 3H2 --> 2NH3how many grams of ammonia are made if you have 15.00 g of both N2 and H2 present?
1. 1 answer
2. 754 views
This should be easy...What would 61.98 be to three sig figs?? 62.0 or 61.9??
1. 1 answer
2. 405 views