How many stars are in the galaxy

Chemists investigated an unknown substance and found it to have the following characteristics: -Different components could be observed in the substance. -Different samples of the substance appeared to have different proportions of the components.

Abrasion is a form of chemical weathering. true false

Oceanic crust is - made mostly of granite made mostly of limestone and salt thinner than continental crust thicker than continental crust

For any chemical system, the goal of breaking or making bonds is to (decrease or increase) the overall potential energy of the system?

What is the elephant toothpaste

What is the empirical formula for propene (C3H6) ?

Which substance, when dissolved in water, forms a solution that conducts an electric current

Room has a dimension of 10ft x 20 ft x 8 ft. What is the volume of the room in cubic yards if 1 yard = 3ft

Which of the following best describes a mixture in which ionic compounds are dissociated in solution? a. ion solution b. aqueous solution c. hydraulic solution d. hydrochloric solution

An iceberg has a volume of 8925 ft3. is the mass in kilograms of the iceberg?