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Vitek1552 [10]
2 years ago
12

To balance a chemical reaction you can list all the atoms on the right and left, then count, and add coefficients until the reac

tion is balanced. Look at the reaction below. Choose the picture that shows a balanced chemical reaction for the reaction below.

Chemistry
1 answer:
IrinaVladis [17]2 years ago
7 0

Answer:

I think option 3 is correct

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Both equations I and II are balanced, but equation I is the correct way to write the balanced equation.
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I don’t get the question. is there a worksheet?
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3 years ago
Battery acid has a density of 1.285 g/mL and contains 38.0% sulfuric acid by mass. The car battery contains 1.45 L of battery ac
larisa86 [58]

Answer: 708.2 grams

Explanation:

Molarity of a solution is defined as the number of moles of solute dissolved per Liter of the solution.

Given : 38 g of H_2SO_4 is dissolved in 100 g of solution.

Density of solution = 1.285 g/ml

Volume of solution = \frac{mass}{density}=\frac{100g}{1.285g/ml}=77.8ml

Thus if 77.8 ml of H_2SO_4 contains = 38 g of H_2SO_4

1.45L= 1450 ml of H_2SO_4 contains = \frac{38}{77.8}\times 1450=708.2 g of H_2SO_4

Therefore, the mass of the sulfuric acid in a car battery is 708.2 g

5 0
3 years ago
Heat transmits readily through this
Oksi-84 [34.3K]
Can you be more specific?

...Diamond is the best conductor of heat, but heat also transmits readily through many other substances. Do you have multiple choice?
8 0
3 years ago
In stomach, Hydrochloric acid kills micro-organisms in the food. Stomach juices begin to break down p to amino acids. Stomach ju
Butoxors [25]

\huge{ \underline{ \boxed{ \bf{ \green{Answer:}}}}}

Inside the stomach, Hydrochloric acid kills micro-organisms in the food. Stomach juices begin to break down <u>proteins</u> to amino acids.

✤ So, Fill the blank with proteins.

<h3><u>Explanation:-</u></h3>
  • Inside the stomach, the digestion of proteins starts due to the action of pepsin enzyme.
  • But this enzyme remains inactive and is activated by the Hydrochloric acid(HCl).
  • The Hydrochloric acid also helps in killing the germs and microbes which entered along with food.
  • The mucous lines the wall of stomach to protect it from the harm caused by HCl because HCl is a strong acid.
  • In stomach, The partial digestion of proteins occur and rest is digested in the small intestine by Trypsin(Pancreatic enzyme) and Intestinal juices.

<u>━━━━━━━━━━━━━━━━━━━━</u>

6 0
3 years ago
HELP 100 PONTS GIVING BRAINLIEST
Oksana_A [137]

Answer:

Hello!

Explanation:

I didn´t know if you knew, but there is no attachment. :)

7 0
2 years ago
Read 2 more answers
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