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konstantin123 [22]
3 years ago
5

Unit 5 lesson 13 chemistry a catalyst is

Chemistry
1 answer:
kipiarov [429]3 years ago
3 0
A substance that increases the rate of a chemical reaction by lowering the energy of activation
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(i) 1s2 2s2 2p6 3s1 (ii) 1s2 2s2 2p6 3s2 (iii) 1s2 2s2 2p6 3s2 3p1 (iv) 1s2 2s2 2p6 3s2 3p4 (v) 1s2 2s2 2p6 3s2 3p5 The electron
astra-53 [7]

Answer:

V

Explanation:

Firstly let’s list the names of the atoms

1. Sodium

2. Magnesium

3. Aluminum

4. Oxygen

5.Chlorine

Generally, anions have greater electron affinity than cations. Hence, they have more positive values for this electron affinity. This means that the higher the electron affinity, the greater its positive value

Electron affinity increases across a period. Thus, it is expected that chlorine has the highest value

4 0
3 years ago
What is the charge on an atom after it gains an electron during the formation of a bond? (5 points)
nalin [4]

Answer:

the answer is one negative charge

3 0
3 years ago
Read 2 more answers
Based on Figure 2, which statement best describes what happens to the amount of matter in the reaction?
scoray [572]

Answer:15 +18

Explanation:15 fuel +18 oxygen + 33 cd

8 0
2 years ago
What is not represented by a balanced chemical equation?
KengaRu [80]

Answer:

A balanced chemical equation follows law of conservation of mass. This law states that mass can neither be created nor be destroyed but it can only be transformed from one form to another form. This means that total mass on the reactant side is equal to the total mass on the product side.

6 0
4 years ago
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A(n) ____ is a substance that produces H+ ions in a water solution.
neonofarm [45]

Answer:

Electron

Explanation:

Hydrogen ion, is strictly, the nucleus of a hydrogen atom and can be separated from its accompanying electron.

7 0
4 years ago
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