The mass of 105.0 ml of foosium is 235.0 grams. What is the density of foosium? Keep all the significant figures.

If a typical smelt weighs 225 g, what is the total mass of pcbs in a smelt in the great lakes?

where the units of x are length and the numbers 2.6 and 5.1 have appropriate units so that U (x) has units of energy. What is the equilibrium separation of the atoms (that is the distance at which the force between the atoms is zero)

When is systolic pressure measured? When is diastolic pressure measured?

The idea that life could spring from nonliving matter is called? a. development. b. homostasis. c. spontaneous generation. d. evolution. 20 PTS

If it rains a lot and the water stays in the streets what is it called

Positive charge Q is placed on a conducting spherical shell with inner radius R1 and outer radius R2. A particle with charge q is placed at the center of the cavity. The net charge on the inner surface of the conducting shell is

A deer has a mass of 85 kg. What is the weight of the deer? A. 833 N B. 85 N C. 8163 N D. 512 N

In a system, 45 J of work is done on a car using a 65 N force. How far does the car move

A negatively charged object is brought near the knob of a negatively charged electroscope. The leaves of the electroscope will ... A) become positively charged B) move closer together C) become neutral D) move farther apart

charged particles from the solar winds ultimately cause ___. a. the earth to maintain it's magnetic field b. the earth to change shape c. the auroras d. strong winds on earth