Answer:
The pressure would increase because the volume of space the gas takes up decreases once the bottle is squeezed. There is less room for the gas particles to move around meaning more collisions between the particles occur.
Explanation:
Answer: a) The density of the jewelry will be
b) The element is silver.
Explanation:
Density is defined as the mass contained per unit volume.
Given : Mass of jewelry = 132.6 grams
Volume of jewelry = volume of water displaced =
Putting in the values we get:
Thus density of the jewelry will be 
As density is characteristic of a particular material , the material must be silver which has a density of 10.5 g/ml.
Answer:
that so hard man its okay
1 Cal ---------- 4.184 J
? Cal ---------- 130.0 J
130.0 x 1 / 4.184 => 31.07 Cal
hope this helps!
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have a great rest of ur week :)