4 years ago

What is the atmic number of an elemts that has six protons and eight nuetrons?

Chemistry

1 answer:

cestrela7 [59]4 years ago

5 0

Atomic Number-6
Mass Number-14

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Fluorine gas a 300 K occupies a volume of 500 mL. To what temperature should it be lowered to bring the volume to 300 mL?

snow_tiger [21]

180 K

V1/T1 = V2/T2
V1 = 500 mL
T1 = 300 K
V2 = 300 mL

Solve the equation for T2 —> T2 = V2T1/V1

T2 = (300 mL)(300 K) / (500 mL) = 180 K

6 0

3 years ago

Describe two ways nitrogen gas is changed into forms that living things<br> can use

Misha Larkins [42]

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4 0

3 years ago

Read 2 more answers

When the temperature of a sample of pure water is raised above 25 °C,(1)the hydronium ion concentration will be greater than the

Ludmilka [50]

Answer:

The correct answer is option 3.

Explanation:

$H_2O\rightleftharpoons H^++OH^-$