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cricket20 [7]
3 years ago
5

An unknown compound, W, was analyzed by TLC using two different eluting solvent mixtures. Three standard compounds, S, N, and O,

were used. The Rf values for the analyses are given below. Which of the three standards is most likely to be compound W? Explain your reasoning in 2‐3 short sentences.
Chemistry
1 answer:
murzikaleks [220]3 years ago
5 0

Answer: idk idk idk idk idk dont click this im just racking some points up sorry :)))) <3

Explanation:

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Explain the process of photosynthesis.
ra1l [238]

Answer:

During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. This transforms the water into oxygen and the carbon dioxide into glucose. The plant then releases the oxygen back into the air, and stores energy within the glucose molecules.

Explanation:

Brainliest please

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3 years ago
A runner wants to run 13.1 km . She knows that her running pace is 6.2 mi/h .How many minutes must she run? Hint: Use 6.2 mi/h a
frutty [35]

Answer:

  • <u>79 minutes</u>

Explanation:

1)<u> Convert the distance, 13.1 km to miles</u>

  • Conversion factor:

        1 = 1 mi / 1.61 km

  • 13.1 km [ 1 mi /  1.61 km ] = 8.1336 mi

2)<u> Use 6.2 mi/h as a converstion factor between distance and time</u>

  • 8.1366 mi × 1 / [6.2 mi/h] = 1.3124 h

3) <u>Convert 1.3124 h to minutes</u>

  • 1.3124 h × [ 60 min/h] = 78.7 min

Rounding to the nearest minutes (two significant figures):

  • 79 min ← answer
4 0
3 years ago
Can yall plz help me it’s a huge major grade and i don’t know how to do this
fomenos

Answer:

1. 48 mols

2. 0.2 M

5. 1.25 L

Explanation:

Molarity= mols divided by liters

Hope this helps not sure about 3 and 4

3 0
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Chemical digestion would not be possible without _____, which speed up the rate of chemical reactions in your body?
Mashutka [201]
Enzymes in our body increases the speed of chemical digestion.
7 0
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672cm x 11cm / 6.3cm^3
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117 333.333 m-1 your welco
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