Admontite is a soft mineral composed of magnesium, boron, oxygen, and oxygen.
i think is group a elements
Characteristics: soft, lustrous, metal that is stable in oxygen or water Uses: jewelry, money, and silverware
Density of paper varies from 0.25 (soft tissue) to 1.5 (super calendered glassine) gm/cm3.
Coke is made by heating coal in the absence of oxygen to about 2000 degrees Fahrenheit. Hard coking coal forms high-strength coke, while soft coking coal produces a lesser quality coke.
Oxygen is a gas.so,it is not hard or soft.
Admontite is a soft mineral composed of magnesium, boron, oxygen, and oxygen.
diamond
i think is group a elements
An abhurite is a soft mineral composed of tin, oxygen, hydrogen, and chlorine.
Mica
Characteristics: soft, lustrous, metal that is stable in oxygen or water Uses: jewelry, money, and silverware
They have a soft shell - which is porous to allow oxygen and moisture to penetrate into the developing embryo.
Hydrogen, Oxygen, Carbon, and Nitrogen
Density of paper varies from 0.25 (soft tissue) to 1.5 (super calendered glassine) gm/cm3.
Tubifex worms breathe through their soft, thin skin that can take in dissolved oxygen.
Silicone Hydrogel contact lenses allow far more oxygen to get through to the eye than any other soft contact lens. With the increased oxygen supply to the eye, most complications that can occur when sleeping in other soft lens materials have been greatly diminished.