Chemistry, 01.03.2021 21:50 Vishal123180
Two moles of phosphoric acid (H3PO4) contain, respectively: "x" moles of hydrogen atoms, "y" moles of phosphorous atoms, "z" moles of oxygen atoms.
Options:
a)9,3,12
b)2,2,2
c)3,1,4
d)6,2,8
Answers: 3
Chemistry, 21.06.2019 17:00, porkhappycom
This line graph compares the growth of plants that were kept in the sun for different amounts of time.a) on day 7, the plants kept in the sun for 3 hours were how tall? b) on day 7, the plants kept in the sun for 6 hours were how tall? c) on day 10, the plants kept in the sun for 9 hours were how tall? d) on day 11, the plant that was grown with 1 hour of sunlight was how tall? e) based on the graph, the plant grows best in what amount of sunlight?
Answers: 1
Chemistry, 21.06.2019 21:00, bakoeboo
Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night. when he took it out, its new volume was 322 milliliters, but its pressure was the same. if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is kelvins.
Answers: 2
Two moles of phosphoric acid (H3PO4) contain, respectively: "x" moles of hydrogen atoms, "y" moles o...
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