Which statements best describes a major difference types of elements

What is the brightest thing in the universe and how is it formed

The graph of the equation below is a circle what is the length of the radius of the circle (X-4) 2 + (y+12) 2=172

Many classic experiments have given us indirect evidence of the nature of the atom. Which of the experiments listed below did not give the results described? a. All of those listed here gave the results described. b.

What is the correct balanced chemical equation for this reaction? A. CH4 + O - - > H20 + CO2 B. CH4 + 2O2 - - > 2H2O + CO2 C. CH4 + 4O - - > 2H2O + CO2 D. CH4 + 02 - - > H2O + CO2

The number placed in front of a compound to balance a chemical reaction is called

What are genes a part of?

What is the mass (in grams) of 8.45 x 1023 molecules of dextrose: C6H12O6 (Mw. 180.16 g/mol) ?

How do the number and kind of atoms in the reactants compare to the number and kind of atoms in the products

Scientists conduct experiments to collect evidence. Which of the following is the best definition of the word experiment as used by scientists?

The compound HCI is an example of a (n) A. covalent compound B. ionic compound C. element D. salt