Does the density of an object depend on its mass or volume? Why or why not?

2. Is this chemical equation balanced? 2C4H10 (g) + 13O2 (g) = 8CO2 (g) → 10H2O (l)

What are the size and direction of the force that is the sum of a force of 3 n acting south and a force of 6 n acting north?

What characteristic of carbon (c) makes it essential to living organisms A. Carbon forms crystal structures under certain conditions B. Carbon can exist as a solid, liquid, or gas C. Carbon bonds in many ways with itself to form chains D.

A pendulum bob is released from some ini- tial height such that the speed of the bob at the bottom of the swing is 3.8 m/s. The acceleration of gravity is 9.81 m/s2. What is the initial height of the bob? Answer in units of m.

carlis lives 100 m away from his friend home what is his average speed if he reaches his friends home in 50s

A cat jumps 1m forward, then crawls 0.2m backwards. What is the displacement of the cat?

Niagara Falls is a set of very large waterfalls located on the border between New York and Ontario, Canada. Over 200,000 cubic feet of fast-moving waterfalls approximately 180 feet every second. Water at the top of the Falls possesses. a.

When water changes to ice, does the link up of atoms change?

Josh walks 1,000 meters along a straight southerly path to the grocery store. Upon reaching the store, he realizes that he forgot his money and returns home (along the same path) to get it.

A physics student is sitting at the beach. She feels the warm Sun shining on her back, the warm sand under her feet, and a cool breeze blowing in from the water. Identify each type of heat transfer she is experiencing.