Question

calculate number of atoms in each of the following given atomic mass of i =127 a. 254 u of iodine (I) b. 254 g of iodine (i)

Answer 1

Answer:

When a metal reacts with water, a metal hydroxide and hydrogen are formed. For example: Sodium reacts vigorously with water. Calcium reacts readily with water.

Answer 2

Answer:

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