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zhannawk [14.2K]
3 years ago
14

How much photosynthesis occurs in the ocean?

Biology
1 answer:
lbvjy [14]3 years ago
4 0

Answer:

Scientists estimate that 50-80% of the oxygen production on Earth comes from the ocean. The majority of this production is from oceanic plankton — drifting plants, algae, and some bacteria that can photosynthesize. One particular species, Prochlorococcus, is the smallest photosynthetic organism on Earth.

Explanation:

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How do indicators help to observe things that are too small to see
SashulF [63]

Answer:

an indicator helps us to see the equivalence point (or end point of the valuation) during a titration experiments by causing the color change.

Explanation:

3 0
2 years ago
Read 2 more answers
g Indium has two naturally occurring isotopes: 113In with an atomic weight of 112.904 amu, and 115In with an atomic weight of 11
aleksandrvk [35]

Answer:

Fraction-of-occurrences of 115In isotope = 0.957

Explanation:

As we know  weight of 113 In  isotope is equal to the sum of product of fraction-of-occurrences of two constituents isotopes and their atomic weight

^{115}In_w = f_{113}*A_{113} + f_{115}*A_{115} ------(1)

As we know sum of fraction-of-occurrences of two constituents isotopes is equal to one.

f_{113} + f_{115} = 1\\f_{113} = 1- f_{115}---------(2)

Substituting the given values in equation 1, we get

^{115}In_w = f_{113}*A_{113} + f_{115}*A_{115}\\114.818 = (1 - f_{115}) * 112.904 + f_{115} * 114.904\\f_{115} = 0.957

Substituting this value in equation 2 we get -

f_{113} = 1- f_{115}\\f_{113} =  1- 0.957 \\f_{113} = 0.043

7 0
3 years ago
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Answer:

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5 0
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A science student makes the following statement. A raccoon may live longer when it eats only vegetables. What is the student doi
Elena-2011 [213]
The student is likely engaging or forming a hypothesis in which a hypothesis is a scientific method of having to formulate an intelligent or educated guess that may be an answer as to how a problem has occurred in which the student thinks that the racoon may live longer if it only eats vegetables.
3 0
2 years ago
how would you distinguish between an independant variable,dependant variable,constants,and a control group?
Dmitry_Shevchenko [17]
Independent Variable is what you change in an experiment. A Dependent Variable is what you’re trying to find out. Constants are what you keep that same. Control Group is the standards to which comparisons are made.
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2 years ago
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