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nasty-shy [4]
3 years ago
14

Is gasoline an element, compound, heterogeneous mixture or a homogeneous?

Chemistry
1 answer:
Luba_88 [7]3 years ago
3 0
<span>Pure substances can be either elements or compounds. Mixtures can be eitherhomogeneous or heterogeneous. ... Sometimes it can be difficult to tell the difference between a compound and a homogeneous mixture based solely on appearance. Consider gasoline.</span>
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What temperature does iron turn to a liquid?
swat32

Answer:2800 degrees

Explanation:when iron soild becomes  a liquid at 2800 degrees Fahrenheit

3 0
3 years ago
An organic chemist combines 2-methyl-2-butanol with sodium dichromate in sulfuric acid and water. Which of the following best de
Valentin [98]

Answer:

SN1 = a stepwise loss of a leaving group to form a carbocation followed by nucleophilic attack

Explanation:

Since 2-methyl-2-butanol is tertiary alcohol, the first step will be loss of leaving group to form a 3° carbocation which is very stable and favours SN1, followed by attack of nucleophile

4 0
4 years ago
Read 2 more answers
Someone help me here​
alexira [117]

Atom : B

Cation : C

Anion : A

<h3>Further explanation</h3>

Given

Pictures for atom, anion, and cation

Required

Classification

Solution

Represent atom : Picture B

Number of protons = number of electrons = 6 = neutral atom

Represent cation : Picture C

Number of protons > number of electrons = 6>5 : charge +1(positive charge)

Represent anionn : Picture A

Number of protons < number of electrons = 5<6 : charge -19negative charge)

4 0
3 years ago
A partir de lo propuesto por Bohr en 1913, que postulado es correcto:
TEA [102]

Answer:

Primer postulado:

Así Bohr asumió que el átomo de hidrógeno puede existir solo en ciertos estados discretos, los cuales son denominados estados estacionarios del átomo. En el átomo no hay emisión de radiación electromagnética mientras el electrón no cambia de órbita.

Explanation:

4 0
3 years ago
Describe the appearance of the material. Include its color and state (solid or liquid). Pour ¼ cup of water into a small, clear
Alex777 [14]

<u>Answer:</u>

<em>Here the given material is taken and mixed with water.</em>

<u>Explanation:</u>

The amount of material and water taken are same. Hence if it is not soluble in water it should make a dense and flowy paste like material and if it is soluble in water it should this and thicker density of water should remain.

If the amount of water that we are taking is more than the material will float in water if it is not soluble and lighter than water or would sink if it is heavier than water.

5 0
3 years ago
Read 2 more answers
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