How many degrees will 340 J raise the temperature of 6.8 g of water? (Refer

to table of constants for water.)

O A. 12°C

OB. 81°C

O

C. 50°C

O

O

D. 28°C

the hydroxide ion concentration in a sample of lemon juice is 1.9 x 10^-12 2.28 4.3 5.2 11.72 1.92 X 10^-12

You dissolve 3 moles of NaCl into 12 L of water. What is the Molarity?

People can use ___ to discuss how and why atoms form bonds

What is the difference between the temperature of soil and water after six minutes?

What is the chemical formila for monosaccharides?

If 1.0 mole of CH4 and 2.0 moles of Cl2 are used in the reaction CH4 + 4Cl2 = > CCl4 + 4HCl then which of these statements is TRUE? A. All of the CH4 will be used up. B. The theoretical yield of CCl4 is 1.0 mole. C. Some Cl2 will be left over. D.

Why do humans primarily form communities? A. To analyze group behavior B. To meet the needs of groups and individuals C. To preserve language and culture D. To make and follow codes of conduct

Which of the following is fact-based science rather than part of a belief system a. astrology b. paranormal investigation c. chemistry d. philosophy e. cultural rituals

Meanders form when a river flows across bedrock? true or false

Tank a contains a mixture of 10 gallons water and 5 gallons pure alcohol. tank b has 12 gallons water and 3 gallons alcohol.