Think critically explain how biotic change in an ecosystem that has flooded?

Which element could likely substitute for Si in a solid solution

Germanium is a group 4A semiconductor. The addition of a dopant atom (group 3A element) that has fewer valence electrons than the host atom results in a p-type semiconductor.

The nuclear binding energy of one nitrogen-14 atom is (BLANK) x 10A J. Round to 3 significant digits. What is the answer to the blank?

As the energy level decreases, the size of the orbital: A) Varies B) Increases C) Decreases D) Stays constant

If a solution containing 51.429 g of mercury (ii) perchlorate is allowed to react completely with a solution containing 16.642 g of sodium sulfate, how many grams of solid precipitate will be formed?

A substance that permits the flow of electrons is a (n a. conductor b. insulator

If 1/8 of an original sample of krypton-74 remains unchanged after 34.5 minutes, what is the half life of krypton-74?

If a measurement is recorded as 1.2 cm what's the smallest marking on the instrument

Why do the ions in an ionic bond stay together, aka form the bond?

Is it ever possible to extract 100% of a compound from a solution? Why or why not?