A synthesis reaction occurs when a substance breaks down into two or more simple

substances.

True

False

A toy car has a 1.5-A current, and its internal resistance is 2 ohms. How much voltage does the car require? .75 J 3 J .75 V 3 V

The major intracellular positively charged electrolyte is

Jumping up before the elevator hits. after the cable snaps and the safety system fails, an elevator cab free-falls from a height of 36 m. during the collision at the bottom of the elevator shaft, a 90 kg passenger is stopped in 5.0 ms.

A 125 kg linebacker runs to the right at 2.5 m/s and an 80 kg quarterback runs to the left at 3 m/s. They collide in midair and the linebacker holds on to the quarterback so they move off together.

The adult blue whale has a lung capacity of 5.0*103 L. Calculate the mass of air (assume an average molar mass 28.98 g/mol) contained in an adult blue whale's lungs at 0.2 ∘C and 1.04 atm, assuming the air behaves ideally.

To find the correct units for the speed of a car we must ... A) Multiply the distance the car travels by the time it takes to travel. B) Add the distance the car travels and the time it takes to travel.

A potter's wheel moves uniformly from rest to an angular speed of 0.16 rev/s in 31 s. (a) Find its angular acceleration in radians per second per second.

Kenneth ran a marathon (26.2 miles) in 5.5 hours. What was Kenneth's average speed? (Round your answer to the nearest tenth.) a) 0.2 mphb) 4.8 mphc) 5.5 mphd) 144.1 mph

Compute the voltage drop along a 24-m length of household no. 14 copper wire (used in 15-A circuits). The wire has diameter 1.628 mm and carries a 13-A current. The resistivity of copper is 1.68*10-8Ω⋅m.

What is the electron configuration of the titanium (II) cation (Ti2+) ? Enter the electron configuration (e. g., [Ne]3s^2).