Strontium metal is placed in water. write the balanced net ionic equation for the reaction.

Sr(s)+2H20(l)--->Sr(OH)2(aq) + H2(g)

(s) denotes a solid

(l) (looks like an I, but it is an L,) denotes a liquid

(g) denotes a gas

(aq) denotes an aqueous solution, just something dissolved in water

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

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