Chemistry, 04.03.2020 00:29 susanc5170
A sample of an unknown compound contains 0.350 moles of sulfur and 1.05 moles of oxygen. The molecular mass of the compound is 240.18 g/mol. What is the molecular formula of this compound?
Answers: 3
Chemistry, 21.06.2019 22:30
Monkeys and bats have similar bone structure in their forelimbs. however, monkeys have longer forelimbs to use for climbing and swinging in trees. bats have shorter forelimbs to use for flight. which term best describes how monkey and bat forelimbs are related to each other? a. homologous b. embryonic c. analogous d. vestigial
Answers: 1
Chemistry, 21.06.2019 23:10
Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.
Answers: 1
Chemistry, 22.06.2019 18:00
What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
Answers: 1
A sample of an unknown compound contains 0.350 moles of sulfur and 1.05 moles of oxygen. The molecul...
Mathematics, 26.06.2019 00:30
Biology, 26.06.2019 00:30
Mathematics, 26.06.2019 00:30
English, 26.06.2019 00:30
Mathematics, 26.06.2019 00:30
Social Studies, 26.06.2019 00:30
English, 26.06.2019 00:30
Mathematics, 26.06.2019 00:30
Mathematics, 26.06.2019 00:30