3 years ago

HELP ASAP I WILL GIVE BRAINLIEST

Chemistry

1 answer:

alina1380 [7]3 years ago

3 0

Answer:

it can last for 30 minutes

Explanation:

because it is very good at giving off heat, extothermal heat can last for quite a while.

You might be interested in

What happened to the wind speeds of the storms?

oksano4ka [1.4K]

They would most likely speed up.

6 0

3 years ago

Under identical conditions, separate samples of O2 and an unknown gas were allowed to effuse through identical membranes simulta

Vilka [71]

Answer:

147.2g

Explanation:

The full solution can be found in the image attached. Graham's law was applied to the problem. The rate of diffusion of a gas is inversely proportional to its molar mass or vapour density. Molar mass= 2vapour density

8 0

3 years ago

8. Write the formulas for and give the names of

kobusy [5.1K]

Answer is c...............

6 0

3 years ago

Select the item(s) that are organs in either a plant or human

Nataly_w [17]

Plant: leaf tissue
Human: lungs

3 0

3 years ago

Is calcium carbonate a compound element or mixture?

uysha [10]

It's a compound because it's formed from an ionic bond between calcium and carbon so it's an ionic compound

7 0

3 years ago