The astronaut then measures the abundance of strontium on the new planet, obtaining the following results:

isotope abundance
(%) mass
(amu)
86sr 9.46 85.91

87sr

7.00 86.91
88sr 83.54 87.91

what is the atomic mass of strontium for this planet?

How many miles of water are produced if 5.43 mol pbo2 are consumed

Magnesium is the limiting reactant in this experiment. calculate the theoretical yield of mgo for each trial. trial 1: trial 2: data mass of empty crucible with lid trial 1: 26.688 trial 2: 26.681 mass of mg metal, crucible, and lid trial 1: 26.994 trial: 2 26.985 mass of mgo, crucible, and lid trial 1: 27.188 trial 2: 27.180

27 drag each label to the correct location on the image. a particular exosolar system has five planets in total: a, b, c, d, and e. the table lists the orbital periods of these planets in days. planet orbital period (days) a 600 b 80 c 1,000 d 500 e 100 move each planet to its orbit in the system.