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76 + 84 = 16036+54 = 90

They will swell and burst as water will enter the cell through osmosis. Water is more concentrated outside of the cell than in so the cell bursts.

No, sodium is left in solution and forms Sodium Hydroxide due to Sodium reacting with OH- ions. This happens because sodium is much more reactive than hydrogen.

Pythagoras’ theorem is the formula used to calculate any side of a right-angled triangle. The concept is that the square of the hypotenuse is equal to the sum of the squares on the other two sides. Assign...

Heredity is the process of genetic inheritance, where genetic information is passed from parents to their offspring. This information is in the form of de-oxyribonucleic acid (DNA), which is stored in the...