Waec Model Questions Vol1 2018 Chemistry Question 11

Practice objective / multiple choice question 11 from the 2018 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2018 Chemistry Objective / Multiple Choice Medium Difficulty
Question 11 WAEC_MODEL_QUESTIONS_VOL1 • 2018 • CHEMISTRY • objective

A mixture contains 500 g of water at 20 °C and 300 g of ice at -5 °C. The mixture is heated by a heater that supplies 2.0 kJ per minute for 30 minutes. Assuming no heat loss to the surroundings, determine the mass of ice that remains unmelted after the heating period.

Answer Options

Correct Answer A. 130
B. 90
C. 150
D. 200
Correct Answer
A
Correct Option:
130

About This Question

This is Waec Model Questions Vol1 2018 Chemistry Question 11. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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