The motion of a car on a position-time graph is represented with a horizontal line. What does this indicate about the car's motion?

What is silicon used for? -matches -gunpowder -glass -steel can coating

Write the balanced equation for the reaction given below: C2H6 + O2 - - > CO2 + H2O. If 16.4 L of C2H6 reacts with 0.

Which statements describe the motion of the object represented by the graph? Check all that apply. The object is moving away from the origin. The object is moving towards the origin. The object started at the origin. The object started at 2 meters.

A bag filled with lead shots is dropped from a height of h = 38.2 m. The total mass of the bag is m = 745.0 g. What is the increase in the temperature of the lead shots, after the bag hits the ground? The specific heat of lead is c = 130 J/kgK.

26 Which process occurs in an operating voltaic cell? (1) Electrical energy is converted to chemical energy. (2) Chemical energy is converted to electrical energy. (3) Oxidation takes place at the cathode. (4) Reduction takes place at the anode.

Silicon is lustrous and is a conductor of heat and electricity. Which class of elements could this element belong to? A. Metal B. Non-metal C. Metalliod D. All of the above

What element gains three electrons to fill its valence energy level? s n al c

Determine the speed of sound at 20 oC in (a) air, (b) helium, and (c) natural gas (methane). Express your answer in m/s.

A solution consists of a solute and a solvent mixed together. for the solution in model 1 identify and provide the symbol for the a. solute. b. solvent.

What is meant by a " chain reaction "?