An object's length was measured four times; the measured values were 115.00 cm, 114.99 cm, 114.97 cm, and 115.03 cm. If the actual length is
98.00 cm, how are the accuracy and precision of these measurements best
described
a. low accuracy and low precision
b. low accuracy and high precision
c. high accuracy and low precision
d. high accuracy and high precision

Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)

Determine the reaction and balance the following equations urgent due in the morning

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.