Neco Model Questions Vol1 2019 Geography Question 29
Practice objective / multiple choice question 29 from the 2019 Neco Model Questions Vol1 Geography examination.
A rock sample consists of 55 % quartz (density \(2.65\) g cm\(^{-3}\)), 30 % feldspar (density \(2.56\) g cm\(^{-3}\)) and 15 % mica (density \(2.80\) g cm\(^{-3}\)).\n(a) Calculate the average density of the rock using the rule of mixtures.\n(b) Based on its mineral composition, identify the most likely rock type.
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About This Question
This is Neco Model Questions Vol1 2019 Geography Question 29. It is one of the objective questions from the 2019 Neco Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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