Answer:
Using blue and red litmus paper.
Explanation:
if we test all the solutions with blue and red litmus paper, we will know which solution is water and which solution is not water because blue and red litmus paper determined the pH of the solution. The pH of the water is neutral so it can't change its colour while on the other hand, the other solution change their colour due to acidic or basic nature of the solution so in this way we can determine the chemicals in the solution without tasting it.
The law of conservation of mass states that in a closed system, the mass of the system cannot change over time. Look at our example of the candle in the closed room. ... If you massed the reactants oxygen and wax, it would equal the mass of the products water and carbon dioxide.
Answer:
for this question i think the answer is 1.35 atm
Answer:
60 x 10^6
Explanation:
12 x 5 = 60
add the exponents 4+2 so 10^6
60 x 10^6 is the answer
Answer:
m
Explanation:
These abbreviations are used for both singular and plural units of measure, so “ft” is the abbreviation for foot and for feet and “m” is the abbreviation for meter and for meters.