Round each figure to three significant figures. a. 0.003210 g
d. 25.38 L
b. 3.8754 kg
e. 0.08763 cm
c. 219.034 m
f. 0.003109 mg

What are transitions between a liquid and gas called? identify which way they are transitioning

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?

The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?