What is the result of the following calculation? Record to the correct number of significant figures. 7.94 g + 0.0132 g = ? Select one:
a) 7.95 g
b) 7.9 g
c) 7.953 g
d) 7.9532 g

Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.