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Jlenok [28]
3 years ago
5

Why is Dalton's Gas Law a problem for people who visit high altitudes?

Chemistry
1 answer:
sergey [27]3 years ago
6 0
Dalton’s law states that any given time the percentage of each of these (toxic?) gasses in the air we breathe it’s contribution.

People who ascend high altitudes experience Delton’s law when they try to breathe. Oxygen’s pressure decreases a total atmospheric pressure decreases in accordance with Dalton’s law.
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44.8% of a 250. mL acid solution is used in an experiment, what volume of acid (in mL) was used?
postnew [5]

Answer:

112 mL  

Explanation:

The formula for percent by volume is

\text{Percent by volume} = \dfrac{\text{Volume of solute}}{\text{Volume of solution}}\times 100 \, \%

If you have 250 mL of a solution that is 44.8 % v/v,

\begin{array}{rcl}44.8\, \% & = & \dfrac{\text{Volume of solute}}{\text{250 mL}}\times 100 \, \%\\\\44.8 \times \text{ 250 mL} & = & \text{Volume of solute} \times 100\\\text{Volume of solute} & = & \dfrac{44.8 \times 250\text{ mL}}{100}\\\\ & = & \textbf{112 mL}\\\end{array}

7 0
3 years ago
Using the activity series provided. Which reactants will form products? Na > Mg > Al > Mn > Zn > Cr > Fe >
Elodia [21]

Answer:

Fe + Cu(NO3)2 →

Explanation:

3 0
3 years ago
What is a planned goal of the Exploration Mission 2?
vova2212 [387]

Answer:

C. to explore the composition of Mars

Explanation:

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In comparison with liquids and gases, solids are
Citrus2011 [14]
In comparison with liquids and gases, solids are more dense. The answer is letter B. <span>The solid has a more definite shape and volume. The particles are locked into place. It cannot be further compressed due to the bond that exists between the molecules. The kinetic energy of the molecules is close to none because the molecules are so close and so compact with each other. </span>
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3 years ago
Homeostasis means maintaining
Zielflug [23.3K]

Answer:

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Explanation:

So D. Glad to help! :D

4 0
3 years ago
Read 2 more answers
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