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lbvjy [14]
3 years ago
14

What is the mass ethyl alcohol that fill 200.0 ml

Chemistry
1 answer:
astra-53 [7]3 years ago
7 0

The density of ethyl alcohol is 0.789 g/mL. A rectangular block of copper metal weighs 1896 g. The dimensions of the block are 8.4 cm by 5.5 cm by 4.6 cm.

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Which statement is correct about the reaction that occurs between copper and aqueous silver nitrate?
svetlana [45]

Answer:

It is a single replacement reaction because copper replaces silver within a compound as copper is higher than silver in the activity series.

Explanation:

A single replacement reaction occurs between an element and a compound, therefore since copper is an element and sliver nitrate is compound, it is single replacement. This reaction occurs because copper is higher in the activity series then silver.

5 0
3 years ago
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Chemical and physical properties for Benzoyl peroxide?
pishuonlain [190]
  1. <u>Physical Properties :</u>
  • It is a crystalline colorless solid structure it is soluble in solution such as ether, alcohol, and chloroform but insoluble in water.
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    2. <u>Chemical Properties :</u>

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<u>Explanation:</u>

  • Benzoyl Peroxide is widely used in industry at large scale.
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4 0
3 years ago
Help please please please please
Rom4ik [11]

Answer:

D. 18.7 grams

Explanation:

The coefficients are the key.

Create a proportion with them, and the molar mass, and then solve for x:

\frac{2}{3}  =  \frac{x}{28}  \\ 3x = 2(28) \\ 3x = 56 \\ x = 18.666... = 18.7

7 0
4 years ago
The energy needed to collapse the H-bonding of ice is _____.
Airida [17]

it depends on the widths of the recesses, and if it is causing the shelf to fracture and collapse into the sea, then a massive iceberg could be called from the life she,f and the ice shelf are way more important because it holds it up

6 0
3 years ago
What hypothesis can you draw about penicillin
astra-53 [7]

Penicillin V is an antibiotic in the penicillin group of drugs. It fights bacteria in your body. Penicillin V is used to treat many different types of infections caused by bacteria, such as ear infections,. Penicillin V may also be used for other purposes not listed in this medication guide.

7 0
4 years ago
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