Explanation:
The scale is pushing back up against her feet with the same amount of force but in negative direction.
This can be explain using Newton's third law of motion which states that "action and reaction are equal and opposite".
As the girl weight pulls down on the scale in a positive way with a force of 42N, the scale pulls back with an equal amount of force upward in another direction.
The net force here is zero this is why the scale is not damaged by her weight.
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Volume of H2 produced = 57.6576 L
<h3>Further explanation</h3>
Given
23.17 g Be
Required
Volume of H2
Solution
Reaction
Be(s)+H2O(g)→BeO(s)+H2(g)
mol Be :
= 23.17 g : 9 g/mol
= 2.574
From the equation, mol H2 : mol Be = 1 : 1, so mol H2 = 2.574
Volume H2(assumed at STP, 1 mol=22.4 L) :
= 2.574 x 22.4 L
= 57.6576 L
The department of the FBI in which Natalia is most likely to work for is Questioned Documents Unit (QDU).
<h3>What is Questioned Documents Unit?</h3>
This is a unit of the FBI which is specialized in conducting forensic examinations on evidence collected during an investigation.
Such examinations may include examining documents and the instrument used to create evidences which are taken from crime scenes in order to solve the case.
Read more about Questioned Documents Unit here brainly.com/question/15246714
Answer:
gravity?
Explanation:
since it's being taken down
Answer:the quality or character of being periodic; the tendency to recur at intervals.
"the periodicity of the sunspot cycle"
Explanation: