1. The following equation represents the reaction between sodium and water. 2Na(s) + 2H20(1) - 2NaOH(aq) + H2(g)
During this reaction, water is acting as ...

A)an acid and an oxidant
B)an acid and a reduc tant
C)an oxidant only
D)an acid only

Which characteristics can be used to differentiate star systems? check all that apply.

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.

Read "who built the pyramids? ”. leave this link open while you answer the questions throughout the assignment. give at least two reasons why some people claim the pyramids of giza were constructed by aliens.