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Biblioteka

Law of Conservation of Mass Practice

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Posljednje ažuriranje over 1 year ago
15
Obavezno
0
Pitanje 15
15.

I PINKIE PROMISE

I WILL CLICK "TURN IN"

ON GOOGLE CLASSROOM

AFTER I SUBMIT

Obavezno
5
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5
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2
MS-PS1-5
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5
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5
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5
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5
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5
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5
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10
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12
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12
Pitanje 1
1.
Drugi mogući odgovor:
can
balanced
cannot
created
unbalanced
reformed
destroyed
will
conserved
Pitanje 2
2.
Drugi mogući odgovor:
equal
unknown
chemically bonded
unbalanced
missing
neutrally charged
Pitanje 3
3.

What is the difference between an open system and a closed system?

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

closed system

arrow_right_alt

systems that can result in a lower mass of the reactants in the products

open system

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systems that always result in an equal mass of the reactants in the products

Pitanje 4
4.

What is the missing value on the table?

REMEMBER TO ADD THE UNIT

Pitanje 5
5.

What is the missing value on the table?

REMEMBER TO ADD THE UNIT

Pitanje 6
6.

What is the missing value on the table?

REMEMBER TO ADD THE UNIT

Pitanje 7
7.

What is the missing value on the table?

REMEMBER TO ADD THE UNIT

Pitanje 8
8.

What is the missing value on the table?

REMEMBER TO ADD THE UNIT

Pitanje 9
9.

What is the missing value on the table?

REMEMBER TO ADD THE UNIT

Pitanje 10
10.

What is the missing value on the table?

REMEMBER TO ADD THE UNIT

Pitanje 11
11.

Hydrogen & oxygen react chemically to form water.

How much water (H₂O) would form if

14.8g of hydrogen (H₂) reacted with 34.8g of oxygen (O₂)?

(H₂ + O₂ → H₂O)

REMEMBER TO ADD THE UNIT

Pitanje 12
12.

When ammonium nitrate (NH₄NO₃) explodes, the products are nitrogen, oxygen, & water.

When 40g of ammonium nitrate explode, 14g of nitrogen and 8g of oxygen form. How many grams of water form?

(NH₄NO₃ → N₂ + O₂ + H₂O)

REMEMBER TO ADD THE UNIT

Pitanje 13
13.

A solid mass of 25g is mixed with 60g of a solution. A chemical reaction takes place and a gas is produced. The final mass of the mixture is 75 g.

What is the mass of the gas released?

REMEMBER TO ADD THE UNIT

Pitanje 14
14.

If 115g of a substance reacts with 84g of another substance.

What will be the mass of the products after the reaction?

REMEMBER TO ADD THE UNIT