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Thanks all.My physics teacher sux

if mass of object(kg)=1.99 X 10^30 diameter(km)=1 392 530km what is the gravitational acceleration of this planet

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Distinctly Visual Essay (Run lola run and death of a bird by AD Hope)

1) if one mole of calcium reacts how many moles of hydrogen will be formed? 2)Calculate the volume of the hydrogen formed at 25 degrees and 100k pA if 4.5g of calcium reacts with excess acid(1 mole of gas at 25 degrees and 100k Pa=24.79L)

adolf hitler wat r u doin in BOS?????

do u own woolworths?

scared of bullies:vcross:

1) The energy required to move 4 coulomb of charge through a 20 0hm resistor is 5 joules.What is potential difference across resistor? Which formula we should use??i m so confused:confused::confused:

Dude u r sad ur saying u never had a gf :/ .better go 2 dating site.there are millions of dating site

gay

sup

7. Metal M forms a compound with the formula of M2O3. Which one of the following formula is correct? A) MCl3 B) MSO4 C) MOH D) M2CO3

seriously kamal how many hours did u do study during HSC?

u read a lot but can u remember all those things that u have learnt?:speechless::guitar:

Re: All Year 11s doing 2U MATHS, BILOGY, GEOGRAPHY, LEGAL STUDIES, SOCIETY AND CULTUR textbook is far better dan maths online .mathsonline r only meant for those ppl who cant read textbooks:cool:

Biology is best subject eva :D

1. Which of the following groups contains pure substances only? A) plastic, rubber, glass B) cement, paper, brass C) sugar, steam, salt D)coal, butter, milk 2. Which of the following is true for compounds and not true for elements? A) Compounds can chemically combine with other...

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