Which of the following chemical equations is balanced correctly? A. C6H6 + O2 2CO2 + H2O
B. CS2 + 3Cl2 CCl4 + S2Cl2
C. B2O3 + 2C B4C + CO
D. Cl2 + NaI 2NaCl + I2

Athermometer is removed from a room where the temperature is 70° f and is taken outside, where the air temperature is 10° f. after one-half minute the thermometer reads 60° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) ° f how long will it take for the thermometer to reach 30° f? (round your answer to two decimal places.)

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly