Scientists can find new discoveries that change their current understanding of scientific knowledge.

True or False?

What other non metal can be used to displace less active metals from their metal oxides

What is the difference between condensation and accretion? a. A particle grows by condensation when it adds matter from a surrounding gas. Accretion is the sticking together of solid particles. b.

You have a solution of 75% zinc and 25% iron. Which is the solute and which is the solvent? (SPS6a; DOK2) a. zinc is solute; iron is solvent c. both are solvents b. zinc is solvent; iron is solute d. both are solutes

Which of the following compounds does NOT contain molecules? Question 2 options: CO2 H2 NaCl H2O

What are valence shell electrons?

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?

Covalent, ionic, and metallic are the three types of attraction between atoms.

A red blood cell has a round structure. A muscle cell has a long, thin structure. Which statement best explains why these two types of cells have different structures

Does oxidation cause misfolding of protein