2 years ago

The first periodic table were arranged elements in order of

1 answer:

3 0

Answer:

in order of atomic mass

Explanation:

apex

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melamori03 [73]

Nucleus.
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3 years ago

marta [7]

Answer:

1.7 PH

Explanation:

Ph= -log(0.02)= 1.698

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2 years ago

olga55 [171]

N₂ + 3H₂ ⇒ 2NH₃

doesnt matterN₂ + 6.64H₂ ⇒ 2NH₃

(6.64H₂/3H₂) x (2NH₃) =4.4266667

rounded to sig figs= 4.43

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2 years ago

lina2011 [118]

Answer : The correct option is, (B) 273.15 K and 1 atm

Explanation :

STP : STP stands for standard temperature and pressure.

STP conditions :

The temperature is, $0^oC$ or $273.15K$ or $32^oF$

The pressure is, $1atm$ or $101.325kPa$

The volume is 22.4 L for 1 mole of a substance.

Hence, the correct option is, (B) 273.15 K and 1 atm

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2 years ago

Rom4ik [11]

Answer:

Poop

Explanation:everyone like poop

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2 years ago