Which describes how mixture differ from substances? A. Mixtures are homogeneous
B. Mixtures are liquids
C. Mixtures can be separated physically
D. Mixture contain only one kind of atom

Acar of mass m goes around a banked curve of radius r with speed v. if the road is frictionless due to ice, the car can still negotiate the curve if the horizontal component of the normal force on the car from the road is equal in magnitude to 101) a) mv2/r b) mg/2. d) mg e) tan[v2/(eg)]

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k