Over a million students use our free study notes to help them with their homework
Is the drug safe for human use?
Are there any side-effects? How significant are these?
What is the safe-dose? What is the maximum concentration of A...
In terms of the structure, simple covalent substances are made up of molecules. These molecules are bonded together by a shared pair of electrons, which forms the strong covalent bond. Between molecules, ...
Atoms are really tiny particles that make up all substances in the universe. An element is made of one type of atom. An atom has a small central nucleus made up of smaller sub-atomic particles called prot...
Additional information given:
P4 (s) + 5O2 (g) = P4O10 (g) Pressure = 101kPa Temp = 500oC gas constant R = 8.31JK-1mol...
Ionic: Metal and non Metal bond fomred , Metal DONATES an electron. electrostatic attraction between oppositely charged ions in a chemical compound Covalent: Bond between two non metals (similar electrone...
←
271
272
273
274
275
→
Internet Safety
Payment Security
Cyber
Essentials