Which term labels a solution

A. a graduated substance

B. a homogeneous mixture

C. a heterogeneous mixture

D. a primary make sure of elements

How many atoms of iron (Fe) are in a sample of 7.38 mol Fe?

Wich term names snow fences made from trees and bushes? A. living fences B. biologics C. drift obstacle D. baffler fences

Why does water have unique characteristics compared to other similar molecules

Is it possible to change the strength of an acid? Explain how you would do this.

What is gravity the primary source for?

How many molecules of sodium nitrate are produced when 17 g of sodium azide, NaN3, react according to the following equation: NaN3 (aq) + AgNO3 (aq) - --> AgN3 (s) + NaNO3 (aq) Question options: 3.7x1023 1.6 x 1023 1.85x1023 6.02x1023

Which statement is true for the given reaction? Zn + PbSO4

A student states the following: "Since acetone (nail polish remover) evaporate more readily than water, one would assume that acetone has weaker intermolecular forces than water." Evaluate their claim. (2 sentences)

A catalyst can only be used once. True False

On what basis do we distinguish between substances and separate them from one another?