By studying a star's spectrum, scientists can work out its chemical make-up and temperature. What instrument do astronomers' use to carry out this task?

A) space probe

B) spectroscope

C) radio telescope

D) light telescope

Solids, liquids, and gases are three common states of matter. Which of these states of matter can flow?

Which metal atom below cannot form a cation of several different charges?

Why is peer review important when publishing experimental results? A. Peer review makes the experiment repeatable. B. Peer review is necessary for the scientific method to be followed. C. Peer review keeps the data from being biased. D.

How many moles of KCIO3 most decompose to form 13.0 moles of potassium chloride?

The decomposition of methanol, ch3oh (g), to form ch4 (g) and o2 (g) absorbs 252.8 kj of heat per mole of oxygen formed. write a balanced thermochemical equation for this reaction.

Describe the attraction between 2 atoms as a result of sharing electrons

I need to know about mitosis and meiosis

What is sediment and debris, and what role does it play in the way sedimentary rock forms?

How do I convert 4,500mm to a m

A substance that permits the flow of electrons is a (n a. conductor b. insulator