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aleksandr82 [10.1K]
2 years ago
15

A student places six plants of equal sizes into six different, equal-sized pots containing the same amounts of potting soil and

labels the pots U, V, W, X, Y, and Z. Using two pots in each of the three experiments, the student varies the amounts of sunlight, water, or air one plant receives but leaves the other pot unchanged. The tables show the factor varied in each pot and the observations made by the student after one week.
Which conclusion best explains the connection among all three experiments?


A. All plants grown in pots require the same amounts of the abiotic factors for their growth and survival.

B. All plants of the same size require the same amounts of the abiotic factors for their growth and survival.

C. The plants require a balance of all abiotic factors for their growth and survival.

D. The plants depend very little on abiotic factors for their growth and survival.

Chemistry
1 answer:
lana66690 [7]2 years ago
5 0

Answer:  I would go with D.

Explanation: Sorry if it is incorrect

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What is true of a basic solution at room temperature? it has a ph value below 7. it has a greater concentration of hydroxide com
slega [8]
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3 years ago
The volume of air in a person’s lungs is 615 mL at a pressure of 760. mmHg. Inhalation occurs as the pressure in the lungs drops
chubhunter [2.5K]

<u>Answer:</u> The final volume of lungs is 621.5 mL

<u>Explanation:</u>

To calculate the new volume, we use the equation given by Boyle's law. This law states that pressure is inversely proportional to the volume of the gas at constant temperature.

The equation given by this law is:

P_1V_1=P_2V_2

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P_2\text{ and }V_2 are final pressure and volume.

We are given:

P_1=760mmHg\\V_1=615mL\\P_2=752mmHg\\V_2=?mL

Putting values in above equation, we get:

760mmHg\times 615mL=752mmHg\times V_2\\\\V_2=\frac{760\times 615}{752}=621.5mL

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Explanation:

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