Answer:
I can answer some of these.
Explanation:
Q 36. B. Is false.
Q. 37 C. is false.
Q. 28.
All the numbers are 1.
Answer:
1st step : mix the mixture with water that way A will dissolve while B will remain insoluble.
2nd step :To get B from the solution, filter the mixture and get B
3rd step : To get A from the solution evaporate the new solution
Explanation:
Assuming 2mg of impurity B to be present
100 mg of A is present as well
<u>Method of purifying A given that B is of same solubility </u>
Dissolve the 100 mg of A with 30 mL
1st step : mix the mixture with water that way A will dissolve while B will remain insoluble.
2nd step :To get B from the solution, filter the mixture and get B
3rd step : To get A from the solution evaporate the new solution
You would find mostly grasses and nonwoody plants in a savanna.
Answer:
<h3>The answer is 30 g/cm³</h3>
Explanation:
The density of a substance can be found by using the formula

From the question
mass = 60 g
volume = 2 cm³
We have

We have the final answer as
<h3>30 g/cm³</h3>
Hope this helps you