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KonstantinChe [14]
3 years ago
10

Is granite rock a compound, element, mixture? Explain

Chemistry
1 answer:
Ghella [55]3 years ago
7 0
It is a <u>mixture</u> of minerals mainly of corps that crystalizes of magma below earths surface.
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How far will an object move in 12 seconds if it is traveling at a velocity of 8 m/s?
xxMikexx [17]

Answer:

96 m/s.

Explanation:

Distance equals speed x time,

12 x 8, so the distance is 96 m/s.

5 0
3 years ago
Add groups to complete polyvinyl alcohol, formed by the polymerization of the following monomer. If a carbon atom contains only
e-lub [12.9K]

Answer:

The resulting structure is:

R-CH-CH2 (OH)-CH-CH2(OH)-CH-CH2(OH)-CH-...

Explanation:

It can be said that vinyl alcohol cannot be polymerized by addition polymerization, since a very unstable radical would be formed, which is not possible. Generally, it is formed by polymerization and subsequent hydrolysis of the vinyl polyacetate. According to the exercise, the structure that results with its four units can be seen that the hydroxyl groups are found in the methylene carbons

8 0
3 years ago
In the reaction: NH4+ + H2O ⮀ NH3 + H3O+ water is acting as a(n)
Anastasy [175]

Answer:

see explaination

Explanation:

Please kindly check attachment for the step by step solution of the given problem

4 0
2 years ago
Read 2 more answers
A chamber with a fixed volume is shown above. The temperature of the gas inside the chamber before heating is 25.2 C and it’s pr
rusak2 [61]

Answer:

Explanation:

Given parameters:

Initial temperature T₁  = 25.2°C  = 25.2 + 273  = 298.2K

Initial pressure  = P₁  = 0.6atm

Final temperature = 72.4°C   = 72.4 + 273  = 345.4K

Unknown:

Final pressure = ?

Solution:

To solve this problem, we use an adaption of the combined gas law where the volume gas is fixed. This simplification results into:

                  \frac{P_{1} }{T_{1} }   = \frac{P_{2} }{T_{2} }

where P and T are temperatures, 1 and 2 are initial and final temperatures.

 Input the parameters and solve;

          \frac{0.6}{298.2}   = \frac{P_{2} }{345.4}  

          P₂   = 0.7atm

         

3 0
3 years ago
Calcula la concentración (%v/v) de una disolución que contiene 80 mL de vinagre en 320 mL de agua
HACTEHA [7]

69x46÷56+96'09 and ten

7 0
3 years ago
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