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yuradex [85]
3 years ago
6

I need help with two questions.

Chemistry
2 answers:
vodomira [7]3 years ago
8 0

Answer:

1) their atomic numbers

2) periodic table

shusha [124]3 years ago
3 0

Answer: They are organised by the atomic number.

HOPE IT HELPS YOU

HAVE A GOOD DAY ❤️☺️

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What are three examples of matter you can see where you are right now. Thanks for the help everyone!
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Answer: So you are matter, the apple, water, a computer etc.

Explanation: matter is anything that takes up space

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How many sulfur atoms would be present in 41.8 moles of
Ede4ka [16]

Answer: 2.52*10^25

Explanation:

6.02214076*10^23 in 1 mole

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A box (with two ropes attached to it) rests on a table. Bob pulls to the left with
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50 N

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Thermal energy is the energy associated with
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3 years ago
When silver nitrate is added to an aqueous solution of magnesium chloride, a precipitation reaction occurs that produces silver
Aloiza [94]

Answer:

103.62 g of AgCl.

Explanation:

Step 1:

The balanced equation for the reaction. This is given below:

2AgNO3 + MgCl2 —> 2AgCl + Mg(NO3)2

Step 2:

Determination of the mass of MgCl2 that reacted and the mass of AgCl produced from the balanced equation.

This is illustrated below:

Molar mass of MgCl2 = 24 + (2x35.5) = 95 g/mol

Mass of MgCl2 from the balanced equation = 1 x 95 = 95 g

Molar mass of AgCl = 108 + 35.5 = 143.5 g/mol

Mass of AgCl from the balanced equation = 2 x 143.5 = 287 g

Thus, from the balanced equation above,

95 g of MgCl2 reacted to produce 287 g of AgCl.

Step 3:

Determination of the mass of AgCl produced from the reaction of 34.3 g of MgCl2.

The mass of AgCl produced from the reaction can be obtained as follow:

Form the balanced equation above,

95 g of MgCl2 reacted to produce 287 g of AgCl.

Therefore, 34.3 g of MgCl2 will react to produce = (34.3 x 287)/95 = 103.62 g of AgCl.

Therefore, 103.62 g of AgCl were produced from the reaction.

8 0
4 years ago
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