15.c
16.the law of conservation of mass state that mass in a isolated system is niether created or destroyed.
17.you can prove that dissolving salt is a physical change by evaporating the water to separate the two.
Answer:
A
Explanation:
it has an arrow symbolizing direction because a vector quantity has both magnitude and direction.
I think the answer your looking for is B
Answer:
The raccoon drank 120 ml of water.
Explanation:
All you have to do is take the 360 ml of water and to find what 1/3 of it is you divide 360 by 3 to get 120 ml of water.
Hope that helps and have a great day!
Mass is the measure of the quantity of the substance present in the sample containing a compound or molecule. The mass of sucrose in the sample is 171 g.
<h3>What is mass?</h3>
The mass of the compound in the sample is the product of the number of moles of the substance and the molar mass of the compound.
Given,
The molar mass of the sucrose compound = 342.3 g/mol
Number of moles of sucrose = 0.500 moles
Mass of sucrose is calculated as:
Therefore, option A. 171 gm is the mass of sucrose.
Learn more about mass here:
brainly.com/question/4058235