Question

In: Chemistry

Which part of the following descriptions of a compound or element refers to its physical properties...

Which part of the following descriptions of a compound or element refers to its physical properties and which to its chemical properties?

(a) Calcium carbonate is a white solid with a density of 2.71 g/cm^3. It reacts readily with an acid to produce gaseous carbon dioxide.

(b) Gray powdered zinc metal reacts with purple iodine to give a white compound.

Solutions

Expert Solution

a.Physical properties: White, solid, density(2.71g/cm3), gaseous

chemical properites: aclcium carbonate react with Acid to produce carbondioxide.

the reaction of calcium carbonate and acid is chemical change

b. Physical properties: Gray, powder, purple, white

Chemical properties: Gray powdered Zinc metal react with purple iodine to give a white compound

Zn(s) + I2(s) ----> ZnI2(s) chmical change

queen_honey_blossom answered 2 years ago
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