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blagie [28]
3 years ago
11

Why is there no answer

Chemistry
2 answers:
kogti [31]3 years ago
7 0
You can just ask what your question is and people reply if hey know the anwser hope this helps lol
denis23 [38]3 years ago
5 0

Answer:

i don't know

Explanation:

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juin [17]

0.528344 gallons in a 2 liter

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3 years ago
Using the model of the Periodic Table, which two elements pictured have similar chemical properties?
liberstina [14]

Answer:

C) 1 and 3

Explanation:

A period in the periodic table is a row of chemical elements. All elements in a row have the same number of electron shells. ... Arranged this way, groups of elements in the same column have similar chemical and physical properties, reflecting the periodic law.

5 0
3 years ago
What is the total amount of heat absorbed by 100.0
sergejj [24]

Answer:

Option (B) 6270J

Explanation:

The following were obtained from the question:

M = 100g

T1 = 30°C

T2 = 45°C

ΔT = 45 —30 = 15°C

C = 4.18J/g°C

Q=?

Q = MCΔT

Q = 100 x 4.18 x 15

Q = 6270J

Therefore, the total amount of heat absorbed is 6270J

7 0
3 years ago
Of the predators in the image, which one is most likely a keystone species?
Grace [21]

Answer:

mountian lion

Explanation:

7 0
3 years ago
Identify the following reactions as combination, decomposition, or combustion reactions
kkurt [141]

Answer:

1. combustion

2. decomposition

3. decomposition

4. combination

5. decomposition

6. decomposition

Explanation:

combination of a reaction is when 2 more or elements/ compounds combine to form a compound. example: (A+B→AB)

decomposition of a reaction is when a chemical breakdown. example: (AB→A+B)

a combustion reaction is when an element/ compound reacts with oxygen to form the product of water and carbon dioxide.

example: ( C_{x} H_{y} + O_{2} → H_{2}O + CO_{2} )

7 0
2 years ago
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