Answer:
false.nowadays humans are destroying forest,extracted more minerals,making pollution. in my view.
Take two plants - ensure that both get the same amount of sunlight, but one will get little water and the other more water. Water would be the manipulated variable; the sun would be the independent variable and there is only one control. (1) make an observation; “water makes plants grow.” (2) draft the hypothesis “...if____ the ____.” (3) conduct the experiment; (4) gather the data; (5) Do the analysis to support or deny your hypothesis; and (6) repeat if necessary.
Answer:
D
Explanation:
I think the answer is part d.
Answer:
The percent by mass of sodium chloride in the broth is 0.1875 %
Explanation:
Our first step is transforming the sodium chloride figure from mg to g
450mg x 1g/1000 mg= 0.45g
Now, we must calculate the percentage by using the following formula:
0.45g / 240g x 100= 0.1875%
Henceforth, we can conclude that the percentage by mass of sodium chloride in the broth is 0.1875%
Answer:
Structure of 2-methylpropane.
Explanation:
The given compound is 2-methyl propane.
Propane has three carbons in their parent chain and all are bonded by a single bond.
And the second carbon has methyl group.
The structure of 2- methyl propane is as follows.
