Select the correct answer. Methane (CH4) burns in oxygen to produce carbon dioxide and water. Which reaction is occurring here?
A.
acid-base neutralization
B.
combustion
C.
combination
D.
single-replacement
E.
decomposition

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone

An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh