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How do humans (and other animals) rely on the products of photosynthesis? A. They breathe in oxygen gas for cellular respiration. B. They use water to regulate their body temperature. C. They use carbon
answered
Jul 10, 2021
Biology
high-school
5
votes
37.5k
views
If 4.05 g of KNO₃ reacts with sufficient sulfur (S₈) and carbon (C), how much P-V work will the gases do against an external pressure of 1.00 atm given the densities of nitrogen and carbon dioxide are
answered
Jul 7, 2021
Chemistry
high-school
5
votes
233k
views
What is the central idea of the passage? In the Middle Ages, spices that are now ordinary were rare imports from faraway places. The spices at the Champagne fair were from the Middle East, where they were
answered
Mar 13, 2021
English
college
2
votes
140k
views
Please help! Write an equation of the line below.
answered
Mar 9, 2021
Mathematics
high-school
2
votes
114k
views
Which of these expressions is equivalent to log (6 • 7)? O A. log (6) – log (7) O B. 6 • log (7) O C. log (6) • log (7) O D. log (6) + log (7)
answered
Mar 6, 2021
Mathematics
middle-school
5
votes
131k
views
How is the salt formed in a neutralization reaction written in a chemical reaction?
answered
Mar 5, 2021
Chemistry
college
4
votes
191k
views
The ionic radius for Na+ is 0.097 ηm and for Cl- is 0.181 ηm, the absolute value of the charge for each ion is 1.6x10-19 C, ε_o=8.85x10^(-12) C^2/Nm^2 and n = 9. Also, at Fmax the derivative of the force-distance
answered
Feb 20, 2021
Chemistry
college
3
votes
207
views
38.9 divided by 2.91. What is it.
answered
Feb 15, 2021
Mathematics
high-school
5
votes
105k
views
A population of 10,000 bees doubles every month. Determine the population of bees eight months ago.
answered
Jun 30, 2020
Mathematics
middle-school
4
votes
211k
views
Which page of mitosis is shown in the diagram?
answered
May 17, 2020
Biology
middle-school
4
votes
48.4k
views
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