Calcium metal undergoes a single replacement reaction when placed in a clear solution. Which best describes the products of this reaction?

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding. i

What is the best describtion of the side of the moon that faces earth?

Does the formation of all chemical bonds is based on sharing of electrons?