In an electrically neutral atom the number of protons in the nucleus is equal to the number of

In which of the following are the symbol and name for the ion given correctly A. NH4+: ammonia; H+: hydride B. C2H3O2-: acetate; C2O4-: oxalite C. OH-: hydroxide; O2-: oxide D. PO3 3-: phosphate; PO4 3-: phosphite

Which substance has a molar mass of 133.3 g? BaCl2 P2O5 AlCl3 MgCl2

Why does electronic waste that is generated in developed nations get dumped in developing nations?||

A solution has a volume of 2.0 L and contains 36.0 g of glucose. if the molar mass of glucose is 180 g/mol, what is the majority of the solution?

The reaction below shows an example of which type of reaction? 2na (s) + cl2 (g) 2nacl (s)

What is the square root of 54554? What is the square root of 35654?

Halogens have ... Electron affinity

Observe: Change the Surface area from Minimum to Maximum. You can imagine that a solid reactant has been dissolved in a liquid. How does this change how many Reactant B molecules are exposed to Reactant A?

When placed in a 200-mL square box, a substance has a spherical shape and has a volume of 75 mL When placed in a 200-mL circular tube, the same amount of that same substance has a spherical shape and a 75-mL volume.

What is the example to the word camouflage