hi. i was wondering for the essay in journeys paper, is it bad to go text by text? I've been looking at some of the band5/6 essays from the standards package and they seem to go text by text.
But i hear it quite often from teachers that it is better to go by ideas. I'm not to sure which would...
i was wondering if someone could explain to me something in my prac. using a ph probe we measured the pH of HCl and acetic acid at 0.1 and 0.01M. but i got a pH of 2.3 for HCl at 0.1M. i thought that HCl was a strong acid and would ionise completely so shouldnt it have a pH of 1? could someone...
i was wondering if someone could show me how to do this question from the surfing book for acidic environment.
12. Calculations of pH (pg.19)
5. Calculate the pH of the solutions produced by:
(c) mixing 50mL of 0.1 mol L HCl with 20 mL of 0.05 mol L NaOH.
Ans:1.24
hi. i dont know how to do this question and was wondering if someone could help me out.
1. find the equations of the tangents to the ellipse x^2 + 4y^2 = 9 which are parallel to the line 2x + 3y = 0.
i was wondering if someone could help me with this question:
1) the digits 1,2,3,4,5,6 are used to form numbers which contain two or more digits. the same digit cannot be used more than once in a number. what proportion of such numbers are even?
i was thinking about choosing this text for my upcoming essay assessment. but i was wondering what kind of techniques to mention. the only things we've mentioned in class were that it had a didactic tone as well as using sophisticated and formal language.
hi. im not too sure bout how to sketch things with asymptotes. so i was wondering if someone could show me how to do this question. if u wouldnt mind could u list out the method. any help is appreciated.
question: SKetch, showing any stationary points, points of inflexion or asymptotes:
1. y...
hi. im struggling with the geometrical interpretation of complex numbers.. i was wondering if someone could help me with these questions:
1. the centroid of a triangle is the point of intersection of the medians of the triangle. show that (z1 + z2+ z3) / 3 represents the centroid of the...
hi.. i just started complex numbers and i was wondering if someone could help me with some questions.
The points P and Q are represented by the complex numbers z = 1-3i and w = -3+4i respectively. FInd a point R on the real azis such that PRQ is a right-angled triangle.
hi.. im currently in yr 11.. and am looking for a tutor in any of the following subjects for the hsc:
eng adv
maths ext1 ; maybe ext 2
biology
chem
economics
i live in the south western area and i cant really travel that far.... so any offers or anything would be appreciated.