Which statement describes a chemical property of matter? The density of ice is 0.4 g/ml.
The boiling point of ethanol is 78.4 °C .
Rust is a flaky material with an orange-red color.
Sodium is a very reactive element that combines easily with nonmetals.

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.

answer: b

coz red blood cells marrow and circulates the body for 120 days.