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katen-ka-za [31]
3 years ago
11

For the following structural characteristics, decide if it is a characteristic of DNA, a characteristic of RNA, a characteristic

of both DNA and RNA, or a characteristic of neither DNA RNA. It contains a phosphate group of every nucleotide
Chemistry
2 answers:
igomit [66]3 years ago
6 0
Both.  Every nucleotide has a sugar, a nitrogenous base, and a phosphate group
bija089 [108]3 years ago
5 0

The correct answer is it is characteristic of both DNA and RNA.

Each nucleotide contains a nitrogen base, a sugar group and a phosphate group.

DNA is made of nitrogen base adenine, thymine, guanine and cytosine,

deoxyribose sugar and a phosphate group.

RNA is made up of adenine, uracil, guanine and cytosine, ribose sugar and a phosphate group.

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How many grams of sodium oxide can be produced when 55.3 g Na react with 64.3 g O2?. . Unbalanced equation: Na + O2 → Na2O. . Sh
GenaCL600 [577]
 <span>this is a limiting reagent problem. 

first, balance the equation 
4Na+ O2 ---> 2Na2O 

use both the mass of Na and mass of O2 to figure out how much possible Na2O you could make. 
start with Na and go to grams of Na2O 

55.3 gNa x (1molNa/23.0gNa) x (2 molNa2O/4 molNa) x (62.0gNa2O/1molNa2O) = 75.5 gNa2O 

do the same with O2 

64.3 gO2 x (1 molO2/32.0gO2) x (2 molNa2O/1 mol O2) x (62.0gNa2O/1molNa2O) = 249.2 g Na2O 

now you must pick the least amount of Na2O for the one that you actually get in the reaction. This is because you have to have both reacts still present for a reaction to occur. So after the Na runs out when it makes 75.5 gNa2O with O2, the reaction stops. 

So, the mass of sodium oxide is 

75.5 g</span>
3 0
3 years ago
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lawyer [7]

Answer:

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Explanation:

4 0
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Hope this helps!
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