A student is a passenger in the front seat of a moving car. Which object is the BEST frame of reference for the student to determine how fast the car is moving relative to the ground? A) A signpost on the side of the road
B) A truck traveling in the lane next to the car
C) The driver sitting next to the student
D) A person sitting in the backseat of the car

Using the periodic table, complete the table to describe each atom. type in your answers. a ? b? c? d? e? f?

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!