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Airida [17]
3 years ago
8

Help please need to find the frequency of the wave

Chemistry
1 answer:
Lapatulllka [165]3 years ago
3 0
E=hf h=6.63*10^-34 f=8.66*10^14 E=6.63*10^-34*8.66*10^14=57.4*10^-20 joules
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Which group of elements on the periodic table can have more than one possible charge? noble gases alkali metals alkaline earth m
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Transition Metals can have more than one possible charge.
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4 years ago
What category is most of the elements part of
rjkz [21]

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6 0
3 years ago
A gas is produced when 25 g of substance X is mixed into 60 g of solution Z in a beaker. The mass of the solution in the beaker
Zepler [3.9K]

mass of the gas = 10 g

<h3>Further explanation</h3>

<em>The law of conservation of mass :</em>

<em>In a closed / isolated system, the total mass of the substance before the reaction will be equal to the total mass of the reaction product.</em>

Reaction

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3 years ago
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8 0
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kicyunya [14]
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6 0
3 years ago
Read 2 more answers
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