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Musya8 [376]
2 years ago
11

Choose the best answer please .

Chemistry
1 answer:
STALIN [3.7K]2 years ago
3 0

Answer:

B

Explanation:

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The movement of charged particles cannot pass through an electrolyte to produce an electric current.
Rus_ich [418]

The movement of charged particles cannot pass through an electrolyte to produce an electric current.


True

False


FALSE

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3 years ago
What 2 instruments are commonly used to measure air pressure?
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<span>I think it is the barometer and aneroid barometer</span>
8 0
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121) The sugar sucrose has 12 carbon atoms, 22 hydrogen atoms and 11 oxygen
mart [117]

Answer:

Explanation:

121) The sugar sucrose has 12 carbon atoms, 22 hydrogen atoms and 11 oxygen

atoms. How would this be written?

A) Co12H22O1  [Co is cobalt]

<u><em>B) CI2H22011</em></u>     [Yes]

C) C6H1206       [6 C atoms]

D) CacH1206     [Ca is calcium]

122) How are the elements organized on the periodic table?

A) Atomic Mass  [Yes, from lightest to heaviest]

B) Element Name

C) Symbol

D) No Set Organization

123) Which of the following elements would be considered a compound?

A) CH     [Yes, two or more elements combined]

B) Si       [No]

C)F         [No]

D) O6     [No, multiple atoms, but same element]

124) The formula for water is H2O meaning there are 2 Hydrogen atoms and 1

Oxygen. What is the atomic mass of one molecule to the nearest hundredth?

A) 15.99  

B) 16.99

C) 17.99     [Yes, 16 + 2*1 = 18]

D) 18.99

4 0
1 year ago
Which of the following happens during a lunar eclipse?
Svetlanka [38]

Answer:

a. Earth casts a shadow on the moon.    

Explanation:

Lunar eclipse occurs when Earth comes in between sun and moon. The sunlight falling on moon is blocked by Earth and the shadow of earth falls on moon. This happens on full moon day when sun, earth and moon align in one line.The moon passes through the shadow of earth and appears dark.

Thus, the correct option is a.

5 0
3 years ago
What change must made to the coefficients to balance this equation?
tresset_1 [31]

<u>Switch the 3 and the 4</u>, this change must made to the coefficients to balance this equation.

Now, the correct balance equation is C₃H₈ + 5 O₂ → 3 CO₂ + 4H₂O

This method of balancing chemical equations involves assigning algebraic variables as stoichiometric coefficients to each species in the unbalanced chemical equation.

Learn more about balance equation here:- brainly.com/question/11904811

#SPJ1

8 0
1 year ago
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