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e-lub [12.9K]
4 years ago
15

From his experiments, J. J. Thomson concluded that cathode ray particles can move at very fast speeds. cathode ray particles can

be moved by electric current. atoms contain small positively charged particles that are called protons. atoms contain small negatively charged particles that are called electrons. Mark this and return
Chemistry
1 answer:
Semenov [28]4 years ago
4 0

Answer:atoms contain small negatively charged particles that are called electrons

Explanation:

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Write the equation showing the formation of a monosubstituted product when butane reacts with chlorine. Use molecular formulas f
Harman [31]

Answer:

CH3CH2CH2CH3 + Cl2 --------> CH3CH2CH2CH2Cl + HCl

Explanation:

Alkanes react with halogens in the presence of light to yield alkyl halides. The degree of substitution increases as the reaction progresses. The reaction occurs by free radical mechanism.

The reaction between butane and chlorine molecule to yields a monosubstitution product occurs as follows;

CH3CH2CH2CH3 + Cl2 --------> CH3CH2CH2CH2Cl + HCl

4 0
3 years ago
Given the reaction: H2O2(l) ⇌ H2(g) + O2(g) The forward reaction is endothermic. Determine which of the following changes would
taurus [48]

Answer:

Option(II) and option (IV) are correct.

Explanation:

Here products are H_{2} and O_{2} and reactant is H_{2}O_{2}

(I) According to Le-chatelier principle,increase in H_{2}  will shift the equilibrium towards reactant side to keep the equilibrium constant unchanged.

(II) According to Le-chatelier principle,decrease in O_{2}  will shift the equilibrium towards product side to keep the equilibrium constant unchanged.

(III) Adding a catalyst will not change position of equilibrium. Catalyst only helps to achieve equilibrium in a lesser time.

(IV) As this reaction is an endothermic reaction therefore heat is consumed in formation of product. Therefore increase in temperature will lead to formation of more product to consume excess heat added.

(V) Pure solids and liquids do not affect position of equilibrium as their concentrations remain unchanged.

4 0
3 years ago
A sugar solution is 15% pure. How
Arada [10]

Answer:

Amount of sugar in solution = 82.5 gram

Explanation:

Given:

Sugar in solution percentage = 15%

Total solution = 550 grams

Find:

Amount of sugar in solution

Computation:

Amount of sugar in solution = Sugar in solution percentage x Total solution

Amount of sugar in solution = 15% X 550

Amount of sugar in solution = 82.5 gram

8 0
3 years ago
What is the volume of the table tennis ball?
katen-ka-za [31]

Answer:

the answer you are looking for is 40

Explanation:

you have to divide by it to get the answer you need which is 40

your welcome

6 0
3 years ago
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Some freshwater reservoir
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what is full answer I sont get it

8 0
3 years ago
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