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Furkat [3]
3 years ago
8

Explain how the U-Tube can be used to measure gas pressure using complete sentences.

Chemistry
1 answer:
Andreas93 [3]3 years ago
4 0

Answer:

wowwww you areeeee awess

Explanation:

omeeeeee........

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Pls answer the following question for me
Nadya [2.5K]

1. and C.

Terrycot is a fiber that is made by mixing two fibers. Terrycot is a blended fabric made of terylene and cotton. It has better absorbing power as compared to Terylene. Nylon and terylene are produced through condensation polymeriztation.

<em>Hope it helps...</em>

6 0
3 years ago
Read 2 more answers
A sample of gas occupies 250 mL at STP. What is the temperature if the gas expands to 1500 mL at a pressure of 0.500 atm? *
3241004551 [841]

Answer:

819 K

Explanation:

Given data

  • Initial pressure (P₁): 1 atm (standard pressure)
  • Initial volume (V₁): 250 mL
  • Initial temperature (T₁): 273.15 K (standard temperature)
  • Final pressure (P₂): 0.500 atm
  • Final volume (V₂): 1500 mL
  • Final temperature (T₂): ?

We can find the final temperature using the combined gas law.

\frac{P_1 \times V_1 }{T_1} = \frac{P_2 \times V_2 }{T_2}\\T_2 = \frac{P_2 \times V_2 \times T_1 }{P_1 \times V_1} = \frac{0.500atm \times 1500mL \times 273.15K }{1atm \times 250mL}=819K

6 0
3 years ago
The first part of a balanced chemical equation for a chemical reaction is shown below:
Bond [772]

Answer:

The answer to your question is 6

Explanation:

Data

              Cu  +  2AgNO₃   ⇒  

To find the answer, count the number of each element in the reactants

Element                Quantity

Copper                        1

Silver                           2

Nitrogen                      1

Oxygen                        6

Then, in the products, there must be 6 oxygens so in the products there must be 6 oxygens so the reaction is balanced.              

8 0
3 years ago
Calculate the moles of sucrose in a 15.0-g sample of the substance
dalvyx [7]
15.0 g/342.2965= .0438 mol
3 0
4 years ago
A break in the earth's surface between two blocks of rock that have moved past each other is called -a fault -a gauge -a plateau
devlian [24]
Correct you know your stuff
5 0
3 years ago
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