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In 2H2SO4, the number of hydrogen atoms is , the number of sulfur atoms is , and the number of oxygen atoms is . NextReset
answered
Apr 27, 2018
Physics
high-school
2
votes
118k
views
Which values of x and y would make the following expression represent a real number? (4 + 5i)(x + yi)
answered
Mar 15, 2018
Mathematics
high-school
6
votes
141k
views
I need help this is for tomorrow's please
answered
Jun 21, 2017
Mathematics
high-school
7
votes
188k
views
-7 x (4+8) = ?? Please a aswer?
answered
May 17, 2017
Mathematics
middle-school
4
votes
76.1k
views
if the solubility of NaCl at 25°C is 36.2g/100 g H2O, what mass of NaCl can be dissolved in 50.0 g of H2O
answered
Feb 24, 2017
Chemistry
high-school
5
votes
152k
views
How many of 26 gallons can go into quarts
answered
Sep 16, 2015
Mathematics
middle-school
4
votes
235k
views
A 72-tooth gear is connected to a 12-tooth gear. If the large gear makes one complete turn, how many turns does the small gear make?
answered
May 13, 2015
Physics
high-school
5
votes
119k
views
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