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Effectus [21]
2 years ago
14

You have a 0.200mol piece of aluminum. How many atoms are present in the aluminum?

Chemistry
1 answer:
Scrat [10]2 years ago
3 0

0.2 × 6.022 × 10²³ = 12.044 × 10²² = 1.2044 × 10²³

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I don't really understand this worksheet question.​
Citrus2011 [14]
25/2 and 96/X
CROSS MULTIPLY.

2x=2,400.
divide by 2.
x=1,200.

you take the GIVEN MASS of an element, and you put it on top, the coefficient is what it’s over. i believe this is right
3 0
3 years ago
Energy transfer by convection is usually restricted to what type of substance? A. Solids only
Lunna [17]

My thought would be B) gases.

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4 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
True or False - when setting up your conversion problems every numerical value must have a unit on it.
Anastaziya [24]
I think its true but im not 100 percent sure 
3 0
2 years ago
Adding sugar to your tea physical or chemical change ​
ExtremeBDS [4]

Answer:

physical

Explanation:

no chemical reaction occurs

6 0
3 years ago
Read 2 more answers
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