Just do the best you can. That’s all that matters in the end!
After 1 half life, 1/2
After 2 half lives, 1/4
After 3 half lives, 1/8
Answer:
Explanation:
A testable question is the one which can be answered using experiment and research. A non-testable question is the one which cannot be answered using experimental trials.
Example:
Non-testable: Which is more better ice-cream or chips?
Testable: Which is more better nutritionally ice-cream or chips?
Here, in the non-testable question no parameter was given for comparision and analysis hence, it cannot be tested experimentally. Whereas, in the testable question nutritional quality is to be compared between the two food items.
Answer:
Explanation:
Hello!
In this case, since the writing of a net ionic equation first implies writing the complete molecular equation:
We can see that HCl and MgCl2 are ionized because they are aqueous, thus we write:
In such a way, we can cancel out the chloride ions as they are the spectator ones to obtain the net ionic one:
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It’s the elephant because it’s bigger in size and it covers more surface area. The mouse is smaller in size. The elephant would be the answer