Which type of silicate has the greatest proportion of oxygen atoms shared by pairs of adjacent tetrahedra? Choose one: A. chain silicates B. sharing of oxygen atoms does not occur in silicates C. sheet silicates D. framework silicates

In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

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