Earth Science Homework?

1. The elements magnesium and calcium have similar chemical properties. Explain why.

2. The atomic mass for the element Carbon is 12.011. Explain how this number indicates that carbon is a mixture of isotopes. What is the mass number of the most common, naturally-occurring isotope of carbon?

3. Oxygen is often found in chemical combinations with other elements, such as magnesium. Using the concepts of valence electrons and energy levels, explain why oxygen might combine easily with magnesium.

Top 2 Answers

A few days ago

SandyO

Favorite Answer

Look it up either in your science book or on the web. Use your mind.

4 years ago

nicely permit me purely whip out the ole McDougal Littell Earth technology e book I even have in my closet o wait, maximum folk answering this don’t have your textbook the questions could be superb

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Earth Science Homework?

Earth Science Homework?

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