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Question:

help with some chemistry questions please?

1) In a silo of corn there may be 900 kg corn. How many kernels would there be? please inclue units and calculations to support anwser? :)2) A mole of H2O and a mole of O2 EXPLAIN ANSWER. a. have the same mass b. contain one molecule each c. have a mass of 1g each d. contain the same number of molecules

Answer:

1. Assume 1 corn kernel = 0.38g so: # kernels = 900Kg(1000g/1Kg)*(1kernel/0.38g) # kernels = 2,368,421 2. a mole of any molecule is equals to avogadros number... so answer is D

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