Top answers

How can I describe a sentence?

Declaritive - to declare something Imperative - to demand Interrogative - to question, indicated via a question mark '?' Exclamative - to exclaim, indicated via an exclaimation mark '!' Rhetorical question -...
KC
Answered by Kelly C. • English tutor
3681 Views

Why is a percentage yield never 100%?

There are a few reasons why percentage yield will never be 100%. This could be because other, unexpected reactions occur which don't produce the desired product, not all of the reactants are used in the reac...
AB
Answered by Alex B. • Chemistry tutor
60945 Views

Psychologists have claimed that some studies of eyewitness accounts lack ecological validity. Explain why these studies might lack ecological validity. (3 marks)

Eyewitness accounts lack ecological validity as they do not take in the real world, like they would in an actual crime scene. They may take place in a laboratory setting. Therefore, their findings cannot be ...
ED
Answered by Emma D. • Psychology tutor
3293 Views

When do you use 'avoir' and 'être' for past tenses?

In the French perfect tense, avoir and être are both used as auxiliary, or helping, verbs, like have in I have eaten in English. They are placed before the verb which shows meaning: j' ai mangé or il est all...
LW
Answered by Lewis W. • French tutor
14200 Views

When do you use an accent in Spanish?

There are two ways accents are used in Spanish. To show unusual emphasis. When a word ends in a vowel, n or s , the emphasis falls on the second-to-last syllable, unless there is an accent on another syllabl...
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Answered by Lewis W. • Spanish tutor
3093 Views