Lucy Hawkins, Fran Eardley, Stuart Lloyd and, Gemma Young Solutions for Chapter: Energy Transfers in Chemistry, Exercise 9: Exercise 9

Author:Lucy Hawkins, Fran Eardley, Stuart Lloyd & Gemma Young

Lucy Hawkins Science Solutions for Exercise - Lucy Hawkins, Fran Eardley, Stuart Lloyd and, Gemma Young Solutions for Chapter: Energy Transfers in Chemistry, Exercise 9: Exercise 9

Attempt the free practice questions on Chapter 8: Energy Transfers in Chemistry, Exercise 9: Exercise 9 with hints and solutions to strengthen your understanding. Cambridge Lower Secondary Science Stage 9: Student's Book solutions are prepared by Experienced Embibe Experts.

Questions from Lucy Hawkins, Fran Eardley, Stuart Lloyd and, Gemma Young Solutions for Chapter: Energy Transfers in Chemistry, Exercise 9: Exercise 9 with Hints & Solutions

MEDIUM
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 8 - Energy Transfers in Chemistry>Exercise 9>Q 5

Using the words 'energy transfer' and 'temperature', explain what an endothermic reaction is.

MEDIUM
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 8 - Energy Transfers in Chemistry>Exercise 9>Q 6

A student reacts, two solutions by mixing them and measures the start and final temperatures of the mixture. How would the student know from his results that the reaction was endothermic?

HARD
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 8 - Energy Transfers in Chemistry>Exercise 9>Q 7

Draw a table that summarises the differences between exothermic and endothermic reactions. Include two examples of each type of reaction.