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SashulF [63]
3 years ago
5

I need help on 14-17

Chemistry
1 answer:
Zarrin [17]3 years ago
3 0
14 B, 15 A, 16 B, 17 B.
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What letter represents the enthalpy of reaction?
Anna35 [415]

Answer:

Option D. T

Explanation:

Enthalpy change (ΔH) is simply the difference between the heat content of the product (Hp) and the heat content of the reactant (Hr). Mathematically, it is expressed as:

Enthalpy change (ΔH) = Heat of product (Hp) – heat of reactant (Hr)

ΔH = Hp – Hr

From the diagram given above, the difference between the heat content of product and the heat content of reactant is T.

Therefore, the enthalpy change of the reaction is T.

5 0
3 years ago
Blank are atoms that carry an electric charge
vampirchik [111]
Ions. Im 99.9% sure haha. 
8 0
3 years ago
I need help!! i need to make it like 3:2
anyanavicka [17]

Answer:

use visual studio code and put in this print{3:2}-1

Explanation:

4 0
2 years ago
Sodium hydroxide, NaOHNaOH; sodium phosphate, Na3PO4Na3PO4; and sodium nitrate, NaNO3NaNO3, are all common chemicals used in cle
nadya68 [22]

Answer:

NaOH > Na3PO4 > NaNO3

Explanation:

in NaOH

23/40 * 100 = 57.5%

in Na3PO4

3 * 23/164 * 100 = 42%

In NaNO3

23/85 * 100 = 27.1%

Hence;

NaOH > Na3PO4 > NaNO3

4 0
3 years ago
Express as ordinary numbers. 3 x 100 =
Stolb23 [73]
The answer is 300
3 * 100
3 * 10 * 10
30 * 10
300

Hope this helps. If it did, consider making it Brainliest!
7 0
3 years ago
Read 2 more answers
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