A a black metal measures 2 cm x 3 cm x 2.5 cm if it's much is 67.5 grams calculate its density

Chemistry

1 answer:

liraira [26]3 years ago

3 0

Answer:

d=4.5 g/cm³

Explanation:

v=l x w x h

v=2 x 3 x 2.5

v=15 cm³

d=m/v

d=67.5/15

d=4.5 g/cm³

You might be interested in

Consider a mixture of soil and water and compare it to a colloid, such as milk. Which property best differentiates these two mix

mezya [45]

There are many differentiates between them. Like if you standing these two mixture, the soil and water will separate while milk will not. And colloid have tyndall effect while soil and water doesn't have.

7 0

3 years ago

Which of the following methods can be used to separate salt and iron

DochEvi [55]

Answer:

since iron is magnetic your best choice would be to use magnetism.

6 0

3 years ago

Read 2 more answers

Which characteristic does lithium, carbon and fluorine have in common:

Gnom [1K]

Answer:

I think the answer is

2) They have the same number of valence electrons

5 0

2 years ago

Which are abiotic factors?

son4ous [18]

Answer:

<h2>D. sunlight, climate, soil, water, and air</h2>

Explanation:

Did you know? An ecosystem is defined as any community of living and non-living things that work together. Ecosystems do not have clear boundaries, and it may be difficult to see where one ecosystem ends and another begins. In order to understand what makes each ecosystem unique, we need to look at the biotic and abiotic factors within them. Biotic factors are all of the living organisms within an ecosystem. These may be plants, animals, fungi, and any other living things. Abiotic factors are all of the non-living things in an ecosystem.

Help this answer can help you :)

4 0

3 years ago

Read 2 more answers

How many liters of 1.0 M HCl do you need to neutralize 2.0 L of 3.0 M NaOH? How many liters of 1.0 M HCl do you need to neutrali

Kruka [31]

Answer:

For 1: The volume of HCl required is 6 L.

For 2: The volume of HCl required is 9 L.

For 3: The volume of sulfuric acid required is 4.5 L.

Explanation:

To calculate the volume of acid, we use the equation given by neutralization reaction: