How many elements and atoms are in CO2

What is the hybridization of the nitrogen atoms in n2?

Which best describes heat?

Which of the following molecules is a polymer of a smaller carbohydrate unit? a. lactaseb. glucosec. glycogend. sucrosee. triacylglycerol

Question 10 A 75.0 - mL sample of 1.54*10-2 M Na2SO4 (aq) is added to 75.0 mL of 1.22*10-2 M Ca (NO3) 2 (aq). Part A What percentage of the Ca2 + remains unprecipitated? Express your answer using two significant figures.

What type of ion does neon form? positive or negative

What is a scientific explanation for a range of hypotheses and observations supported by testing

A chemical reaction involves the rearrangement of atoms to form new molecules. During a chemical reaction, however, atoms are neither created nor destroyed. Which of the following is true about the atoms involved in a chemical reaction? A.

What is the new concentration, after diluting 300 mL of a 1.5 M LiCl solution to 1L

The answer that he gave was wrong

In which orbital does an electron in a bromine atom experience the smallest?