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Luba_88 [7]
3 years ago
7

Sodium is a shiny metal. When cut, it dulls quickly. It also reacts violently with water. Which of the following would probably

show the same characteristics?
Chemistry
1 answer:
siniylev [52]3 years ago
3 0

Answer:

jhgjghjghjghjgjhgjhgjhghjg

Explanation:

i need a crown

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Which of the following is not part of the proper protocol for using acids and bases?
Anni [7]

Answer:

B.Add acid to water,not water to acid

Explanation:

they should not be mixed

8 0
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The half life for the decay of radium is 1620 years what is the rate constant
Lilit [14]
Decay is a type of degradation reaction and thus is considered a first order reaction. thus the formula goes like this.
 
rate constant= 0.693/half life

so here...

rate constant= 0.693/1620 year^-1 
3 0
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What is the theory that can explain the model of Pangaea?
NISA [10]
The bones of the same animal found out continents far away from each other
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A pool owner adds a compound containing chlorine to the pool to disinfect it. However, too much of the compound is added. As a r
MrMuchimi

Answer: He could add a base to the pool to neutralize the acid.

Explanation:

Chlorine is used to disinfect the pools as it produces hypochlorous acid in water. This hypochlorous acid is unstable and gives hydrochloric acid and nascent oxygen which is used to disinfect.

Cl_2+H_2O\rightarrow HOCl

HOCl\rightarrow HCl+O

The excess acid is neutralized by adding base which produces salt and water and thus decrease the acidity.

Acid+Base\rightarrow Salt+water

Adding more acid would increase the acidity further.

3 0
3 years ago
Read 2 more answers
During the action of a sodium-potassium pump, 50 ATP molecules were spent. Predict how many sodium ions are transported across t
geniusboy [140]
I think the correct answer from the choices listed above is option C. There would be 150 sodium ions that will be transported across the cell membrane.  Each ATP molecule aids in moving 3 Na+ across the membrane. So, 50 times 3 is equal to 150.
8 0
3 years ago
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