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PLEASE HELP! Thank you! Will give brainliest to correct answer!:)

Next, perform the two activities you chose for a period of 10 minutes each and record your data in the table.
Start with the moderate activity and record your pulse for 10 seconds at two-minute intervals. Ideally, continue the
activity while measuring your pulse. If that isn't possible, stop and record your data and then quickly resume your activity.
After completing the first activity, rest until your pulse returns to your normal resting rate. Then begin the second activity,
repeating the same process. Record your findings in the table.

PLEASE HELP Thank you Will give brainliest to correct answer Next perform the two activities you chose for a period of 10 minutes each and record your data in t class=

Respuesta :

Answer:

67 bpm - resting.

112 bpm - walking.

120 bpm - jogging.

Explanation:

This is just the one I put, you can use this but if you feel like you should change the number a little bit then go for it.

mahima6824soni

The number of moles of sodium chloride present in 0.5 L of 4 Molar NaCl(aq) is  2 moles. The correct option is a.

What are moles?

Moles are the quantity or amount of any substance. It is a measurement quantity.

The concentration of NaCl is 4 molar

The volume of the solution is 0.5 L is given.

To calculate the number of moles, we use the formula of molarity, in which moles are divided by the volume of the given solution. The formula is:

Molarity = moles/ volume

4 M = moles / 0.5 L

Putting the values in the given formula:

Moles = 4 x 0.5 L = 2 moles

Thus, the correct option is a. 2 moles is the number of moles of sodium chloride.

Learn more about moles, here:

https://brainly.com/question/26416088

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