Xác định xem các chất sau có phải là nguyên tố nguyên chất, hợp chất nguyên chất, đồng đẳng không hỗn hợp, hoặc hỗn hợp không đồng nhất. một. Hỗn hợp các loại hạt
hai. Khí hydro

The compound methyl butanoate smells like apples. its percent composition is 58.8% c, 9.9% h, and 31.4% o. what’s the empirical formula ?

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

Movement that is like a t a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. transfers energy from one location to another a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave