Ask question

Ask question

All categories

3 years ago

6

a gas chamber is filled with four gases. When a small opening is made in the gas chamber you expect which gas to escape last hyd

rogen,methane, helium, ammonia

1 answer:

Nimfa-mama [501]3 years ago

8 0

I really don’t know the answer, please help this kiddo with his question

You might be interested in

Write and balance an equation for the following reaction. Identify the type of reaction.

Strike441 [17]

Answer: Synthesis/ Combination

reaction

4 Al + 3S2 => 2 Al2S3

Explanation: The equation is now balanced the amount of each individual atom in both the reactant and product sides are equal.

8 0

3 years ago

An element has 3 electrons, 3 protons and 4 neutrons. What will be its atomic number and mass number? (

stiv31 [10]

Answer:

its atomic number will be 3 and it's mass number will be 7. it is lithium

8 0

2 years ago

A man drove his car through the Nevada desert one day when the temperature was over 100°F. When he started the trip, the gas sta

Slav-nsk [51]

<span>The temperature in the tire increased, causing an increased tire pressure. :D</span>

7 0

3 years ago

Which phrases describe sedimentary rock? check all that apply.

yuradex [85]

Answer:

Sedimentary rock, rock formed at or near Earth's surface by the accumulation and lithification of sediment by the precipitation from solution at normal surface temperatures

Explanation:

7 0

2 years ago

In comparison to an atom of F-19 in the ground state, an atom of C-12 in the ground state has(1) three fewer neutrons

mel-nik [20]

(2) three fewer valence electrons is your answer.

6 0

3 years ago