Avolume of 115 ml of h2o is initially at room temperature (22.00 ∘
c. a chilled steel rod at 2.00 ∘c is placed in the water. if the final temperature of the system is 21.40 ∘c , what is the mass of the steel bar?

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m