79 and a charge of -2 thx for the points
Answer:
make sure that the number of atoms on the left side of the equation equals the number of atoms on the right.
Explanation:
Answer:
Hypothesis---experiments----results----conclusion.
Explanation:
First we make a hypothesis means a statement about why the tree looks unhealthy. In this segment of scientific method we have to test the hypothesis through experimentation. After that we have to take the readings of various parts of the tree and analyze the data to find out the problem. In the next step, we have to made the results on the basis of the data that is obtained. In the last we have to write the conclusion of the analysis and see the hypothesis.
Answer:
D
Explanation:
because in a decay series a daughter nuclei may be stable or decay itself. that starts a decay series