What is the z coordinate for the above vector?

A vector is r⇀ = 356 m @ θ = 115∘, φ=-30.0∘.

178 m

-178 m

120 m

308 m

Catalysts are used to make a chemical reaction do what? A. Ignite B. Change C. Go faster D. Activate

What is the difference between a solution and a mixture

How long would it take for a sound impulse to travel through a copper rod 25 kilometers long? the speed of copper is 3,500 0.071 sec 0.14 sec 7.1 sec 140 sec

Water (2290 g) is heated until it just begins to boil. if the water absorbs 5.57*105 j of heat in the process, what was the initial temperature of the water?

It is generally seen that, when a substance absorbs heat energy, its heating curve shows two plateaus. Which phenomenon is indicated by these plateaus?

How are molecules in a neutral state different from ions?

What is a hypothesis for why mitochondrion has separate dna from the nuclease?

An airplane flies 1350km in 2 1/4 hours. What is its average speed in kilometers per hour?

A projectile is launched over a horizontal surface in such a manner that its maximum height is 3/5 of its horizontal range. Determine the launch angle.

Two identical capacitors are arranged in a circuit. What is the ratio of the equivalent capacitance of the circuit when the capacitors are in series to that when they are in parallel?