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schepotkina [342]
3 years ago
7

Whose personal story did you read (if you read several, pick your favorite)? What was the most interesting or eye-opening part o

f that person's story?
Chemistry
1 answer:
tatuchka [14]3 years ago
7 0
I feel like it would probably be all the things that my mom said about things and I didn’t believe until I saw
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CO, + H2O –H^2 CO^3 The reaction is which type of chemical reaction?​
Rudik [331]

Answer:

Combination or synthesis reaction

Explanation:

The reaction is a combination or synthesis reaction.

Let us write the reaction equation:

         CO + H₂O →  H₂CO₃

A combination or synthesis reaction is one in which a single product forms from two or more reactants. The formation of a compounds from the union of their constituent elements falls into this category of reaction.

  • The combination of carbon monoxide and water to give hydrogen carbonate is one of such reaction.
6 0
3 years ago
Please,help me in question number 2 and 4.<br><img src="https://tex.z-dn.net/?f=2and4%20%5C%5C%20" id="TexFormula1" title="2and4
svetoff [14.1K]
I think it’s 890 I really don’t know
8 0
3 years ago
How many carbon atoms are in 7.05 moles of pyridine
NemiM [27]
First, it is best to know the chemical formula of pyridine which is C5H5N. To determine the number of carbon atoms present in pyridine, multiply 7.05 mol C5H5N with 5 mol C/ 1 mol C5H5N which then results to 35.35 mol of carbon. Then, multiply the answer to Avogadro's number which is 6.022x10^23 atoms. It is then calculated that the number of carbon atoms in 7.05 moles of pyridine is 2.12x10^25 atoms. 
5 0
3 years ago
Read 2 more answers
An inverse relationship can be represented by:<br> a straight line<br> a bar chart
kolezko [41]

Answer:

An inverse relationship can neither be represented by a straight line nor by a bar chart. But it can be represented by "xy = k"

Explanation:

                   Inverse relation is used for the values which are inversely related to each other. For example: Let suppose you have a value x and y. Then an increase in the value of x will result in the decrease of value y. Mathematically it is represented as,

                                                         x  ∝  1 / y

Where;

              ∝ = proportionality

Replacing the proportionality sign by a constant value "k" the relation becomes,

                                                         x  =  k / y

Solving for k,

                                                         x y  =  k

Conclusion:

                  Hence, an inverse relationship can be represented by "xy = k"

7 0
3 years ago
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Is dew forming on a leaf a physical or chemical change?
solong [7]
No, the formation of dew is condensation, which is a physical change.
5 0
3 years ago
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