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amm1812
3 years ago
14

1. From your best fit equation, calculate the pressure of the air inside the test tube if it were

Chemistry
1 answer:
neonofarm [45]3 years ago
3 0
13235 the gahhh ya fly if ftcvjfjdjdhhdhdgdbdhhffhdhhdhfhfhfhhrvrhdbdbbdndnbdbfbbfbfhhfjfnfj
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Molarity of 0.50 mol sugar in 270 mL of solution.
EastWind [94]
<h3>Answer:</h3>

1.85 M

<h3>Explanation:</h3>

<u>We are given;</u>

  • Number of moles as 0.50 mol
  • Volume of the solution is 270 ml

But, 1000 mL = 1 L

  • Thus, volume of the solution is 0.27 L

We are required to calculate the molarity of the solution;

  • Molarity refers to the concentration of a solution in moles per liter.
  • It is calculated by dividing number of moles with the volume.

Molarity = Moles ÷ Volume

In this case;

Molarity = 0.50 moles ÷ 0.27 L

             = 1.85 Mol/L or 1.85 M

Therefore, molarity of the solution is 1.85 M

5 0
2 years ago
PLS HELP ASAP!! Why is titanium known as a strategic metal??
Rom4ik [11]

__________________________________________________

Titanium is known as a strategic metal because it is one of the most abundant items on Earth! Also, it is used to build structures, such as space crafts, aircrafts, etc.

__________________________________________________

Hope this helps!

7 0
3 years ago
Which of the following is a physical or chemical characteristic of a mineral?
Rasek [7]
Minerals physical characteristics are hardness,luster,the way it’s solid and chemical would be the way the color changes and it’s density
6 0
2 years ago
6. A quiet sound exerts a pressure of 4.00 x 10^-8 kPa (kPa= kilopascals, a pressure unit). What is this pressure measured in at
Radda [10]

Answer:

GOOGLE MY HUMAN

Explanation:

GOOGLE!!!!!

3 0
2 years ago
A 1.000-g sample of lead shot reacted with oxygen to give 1.077 g of product. Calculate the empirical formula of the lead oxide
Evgesh-ka [11]
It mean it consisted of 1 g of lead and 0.077 g of O2.
divide these numbers by molar mas.
1/82=0.012 Pb /0.004 = 3
0.077/16= 0.004 O /0.004 =1
Pb3O

3 0
2 years ago
Read 2 more answers
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