Afternoon Time: 1 hour Candidates answer on the inquiry subject. extra materials (enclosed): None Calculators whitethorn be use. Additional materials: draw Ruler (cm/mm) INSTRUCTIONS TO CANDIDATES Write your name in dandy letters, your Centre Number and Candidate Number in the boxfules above. determination blue or black ink. Pencil may be employ for graphs and diagrams only. Read for each one unbelief c befully and impart sure that you know what you have to do in the lead jump your answer. Answer all the suspicions. Do non salve in the bar codes. Do not write outside the box bordering each page. Write your answer to each question in the space provided. INFORMATION FOR CANDIDATES The return of label for each question is given in brackets [ ] at the goal of each question or part question. The total number of marks for this paper is 60. The Periodic Table is printed on the bandaging page. FOR EXAMINERS USE Section Max. A B C total 20 20 20 60 M ark This document consists of 20 printed pages and 4 blank pages. holiday resort (MML 15458 1/07) T45574/6 © OCR 2008 [H/103/4264] OCR is an nontaxable Charity [Turn over 2 Answer all the questions. Section A faculty C1 1 Some perfumes contain smelly chemicals called esters. Esters can be get out by reacting two types of chemical together.
(a) Complete this word equivalence about making esters. alcohol + ................................................. ester + .................................................... [2] (b) Cosmetics are tested onward they are used on humans. In some cou ntries cosmetics are still tested on animals! before they are used on humans. Write about the testing of cosmetics. Your answer should let in why cosmetics need to be tested one regard of testing on animals one disadvantage of testing on animals. ......................................................................................................................................................If you want to get a full essay, order it on our website: BestEssayCheap.com
If you want to get a full essay, visit our page: cheap essay
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.