Plasma is often in stars, which are likely to contain

A) elements

B) ions

C) molecules

D) neutrons

Is Fe (NO3) 3 ionic Or covalent

How are a person and a wax model of that person alike? How are they different?

1. Baking soda and vinegar combined * 1. Bubbles form 2. Change of state 3. No new substance formed 4. Smell produced 5. New substance forms It's multiple choice

What will happen when water reaches 80ºC?

What happens to the matter (bodies) of organisms after they die?

Before a race, an athlete warms up by jogging around the track shown below at a constant rate of 2.3 m/s. What statement best describes his motion as he jogs around the curved part of the track?

What physical property is changed when a waitress pours coffee from a pot into four mugs? temperature density volume color

Calcule o calor especifico do estanho sabendo que foram necessarias 100 cal para elevar em 20ºC a temperatura de 100 g de estanho

What's the smallest part of a compound

The inertness of the noble gases is due to a. the outermost shell has six electrons. b. the bonds they form with other elements. c. the number of protons and neutrons. d.