1971-11-24 — Page 21

REFERENCE LIBRARY

育教,頁-第張六第日七初月十年亥辛夏 WAH KIU YAT PC

郭日僑.

24 NOV 1971

三期星 日四廿月一十年一七九一曆公年十六國民乜

香豆腐

1972英文中學會考試題預習專欄

化壆科

1972中學入學試試題預習專欄

#

堅道英文書院主編

(四)

Val

Val

Val

Vál

Val

(8)

智慧出版

主編

CHEMISTRY (4)

英文科

(四)

ed answers to exercise

Molecular weight w

vapour density (VD) by

MIW. 2/v.b.

MW2D

M.W. V.D.)

W. x Val/A.W!

MW. atomicity

is related (Eu.

(2)

(3)

ANSTERS TO PREVIOUS

SECTION AS

CISES

(70

(10)

(TM)D

SECTION B:

14) R

Methods, to determine the equivalent,

of an element are usually

Displacement or nyorogen.

Oxidation of element Reduction of the oxide Combination with calorine Electrolytic method-

the

TIT

some, the,.

the.

Exercise 40

Choose the word which best completes the

of each sentence. Draw a firm line across the correct box.

Amy

B. mine

tommy and C. I

went to

D. me

E. whom

cinema last

That isn't Peter's bicycle:

Ay

B... mine

C. I.

B. Thom.

she

2. Lily is the top girl in G. I

D; her

E. you

bought some sweezs

bo

I..

Jom and C, she

they.

The children have Just Pinished

A. they

B. then

C. theirs

homework

aning

008

000

The number of atoms

hydrogen which

Combine with or are displaced by one. atom of one given orement.

The number of parts by weight of the elemen bich combine with 8 parts by Weight of oxygen

The weight of one atom of the element on a scale on which an atom of 120 Isotope. of carbon nas a weight of 12.0000 units

The ratio of the weight of any volume: of the gas to the weight of an equal volume of hydrogen at the same temper- ature and pressure

The ratio of the weight of one molecule of a substance to the weight of one ato af nydrogen.

Which of the above statements is a definit- 1-on of the molecular weight of a substance

10)

A solution whose percentage composit- ion does not vary at a given tempera- ture in the presence or excess solute, 1.e. a maximum equilibrium concentrat

has been-- reached,

solution which contains more solute than is required to saturate the solv ent at a b

temperature.

The weight of solute which will disso- lve in 100 gm. of solvent at a particu- lar temperature.

a graph relating solubility of a: Subs- tance in a particular solvent with: temperaturë.

term used to describe the purities ion of soluble solids by utilizing their differing solubilities in a

Which of the above statements a de ini D- ion of the vapour denisty of a gas

class.

bo

Which of the above statements is a d ion of the atomic weight of an element

000

000

Etheir

B. thamselves

that your new watob?. Let me sec

A. your.

bo

C. ita.

6. Chui Fong and Hon Man fed the

P. himself.

Që barself.

R. yourself,

5. themselves.

ourselves.

品

..600

hin his

Mr. Kong and E.

BON DI TÒn go to

himself

daytogether.

00

Who

Whoù

Whose 18 the sätohol over there?

Who'

Ном

who

:Wbiom

Whose did you write the lette

S. Tho's

What

BB

.000 00

남

༧

Which of the above statements is a defini tion of a supersaturated solution.

Which of the above statement's ra e defini

on of fractional crystallization.

Which of the above statements is a definit- ion of the equivalent, or combining, weight of an element,

(13) Which of the above statements a defini

on of a saturated solution..

Which of the above statements is ion of the valency of an element

Which of the above statements is a defin 1on of the solubility of a substance

Valency (Val.) 18stemave to atomic weight (AW) and equivalent weight (E.W.) by the following equation.

Which of the above statements is a definit

on of a solubility curve of a substance

at the party

bos

Those S.Who's

did

you see last week?

Which

000

00

SECTION

I Replace the underlined words with aufitable Pronouns

of Possessive. Adjectives,

Sxample: The buya sala, "May the boys play,

football after school?

Mary met Sunan and asked,

mother to÷day?"

Mr. Chan said to John, "Let Mr. Chan see

your book"

Wai Hing and Sui Yung are good friends. Val Hing and Sut Yung often help each other

LOOK at the "ADDIT's tall boobing.

The children are waiting for the childre

teacher.

in. Choose the correct words from the brackets and write

them in the blank spaues.

Sxamples we had a nice day with our mole at

Castle Peak.

(Te, us, our, ours, ourselves)

house

ours, ourselves).

now: 15ving in la they, them, these, theirs. themselves)

am sure that the ball-pen 1s

ay, mine, myself)

right. Leung said to Tom.

your, youra. Vou're

sat in the room all.

the correct

(she, her, hers, she's, herself)

301 Foje. Pronoms or robsessive sujectives to complete the following passage.

Mr. Tang likes taking photographs. Last Sunday

afternoon. 1

took a photograph of his family in the He had a new, expensive camere with

the Victoria Park.

173

e stand and a case to carry 3, Hos Fal and Mo Len were with him, and also Krs. Tang

baby Ho Chun. Kr. Tang took a Long

time to get

Pirsi

cold Mrs. Tang and 6- Fad to stand against a line of small trees and Mo Lab and Mo Chun in front of 7

Then Ur Tong set

the

camera,

put 8.

D the right position, anu ran to stand behind 10."

Wifer Lo

few moments,

picture of the Ting family was taken