2 years ago

What is the electron configuration for helium (He)? 1s1 1s2 1s22s1 1s22s2

1 answer:

sdas [7]2 years ago

8 0

Answer:

your answer will be option B hope ur help and mark me brainlist

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jeyben [28]

Answer:

ΔT = Tfinal − Tinitial = 150°C − 35.0°C = 125°C

given the specific heat of iron as 0.108 cal/g·°C

heat=(100.0 g)(0.108 cal /g· °C )(125°C) =

100x 0.108x125= 1350 cal

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3 years ago

alekssr [168]

Answer:

Cellular respiration

Explanation:

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3 years ago

IgorLugansk [536]

massive livand that sarah or someone is how u do it

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2 years ago

Dimas [21]

Answer:

The first ionization energy is the energy it takes to remove an electron from a neutral atom.

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2 years ago

umka2103 [35]

Answer:

P(oxygen gas) = 3.75atm

P(helium) = 19.2atm

Ptotal = 22.95atm

Explanation:

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2 years ago