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_____ and water, in the presence of light energy, are the reactants in photosynthesis
answered
Dec 3, 2020
Biology
middle-school
3
votes
189k
views
n a chemical reaction, exactly 2 mol of substance A react to produce exactly 3 mol of substance B. 2A⟶3B How many molecules of substance B are produced when 27.6 g of substance A reacts? The molar mass
answered
Mar 19, 2020
Chemistry
college
3
votes
58.1k
views
A 0.0000792 M sample of Compound X in a solvent has an absorbance of 0.341 at 528 nm in a 1.000-cm cuvet. The solvent alone has an absorbance of 0.065. a. What is the molar absorptivity of Compound X?
answered
Feb 2, 2020
Chemistry
college
3
votes
89.0k
views
Qu'est-ce qu'Alain veut faire?
answered
Aug 10, 2019
French
middle-school
4
votes
183k
views
Having contact will you look the same as you wearing glasses
answered
Jul 13, 2019
English
middle-school
0
votes
168k
views
"It brought them to their door in the Rue des Martyrs, and sadly they walked up to their own apartment." Why does the author set the couple's apartment on Rue des Martyrs (translated, Street of Martyrs)?
answered
May 26, 2019
History
middle-school
1
vote
197k
views
Which best describes a way in which phosphorus may enter into the phosphorus cycle
answered
Mar 22, 2019
Biology
high-school
4
votes
82.3k
views
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