Which of the following equations shows a chemical change? * O H20 (1)+ heat - H20(g)
O H20 (s) - H20 (1) + heat
Na20(s) + H20 (1) – 2Na+(aq) + 2OH- (aq) + heat
All of the above

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Answerhave membrane-bound organelles;

Answer it was we, the the whole people, who formed the union. and we formed it, not to give the blessings of liberty, but to secure them: not to the half of ourselves and the half of our posterity, but to the whole people- women as well as men.