How it works
It’s dead easy. Find a tutor, get in touch using our secure website, arrange a lesson, top up your minutes and get started using our very clever online tutoring classroom.
Who it works for
Online tutoring suits anyone studying inside or outside formal education. Our customers include everyone from those at school or univerisity through to home schoolers, overseas students and adult learners.
Your chance to be part of our online masterclasses. The timetable of masterclasses covers all the main topics and revision which we know students look for help with.
Led by academic experts, this is your chance to learn from a leading light without having to leave home.
Unlike video masterclasses, it’s just like being in a lecture hall. You can ask questions, be part of a discussion, and access the notes electronically afterwards. But you can do it all in your pyjamas, without having to leave home. Register your interest and we’ll keep you informed of what’s happening when.
Ask a question
Our free-to-use Q&A hub lets students ask questions of other students and tutors. All you have to do is ask a question and then wait to see what the online community has to say.
What is the pH of 0.100 mol dm-3 ammonia solution if Ka for the ammonium ion is 5.62 x 10-10 mol dm-3? Kw = 1.00 x 10-14 mol2dm-14
There are 130 black and red balls in a pot. If 30 are black, how many black balls will you need to add to the box to increase picking a black to 0,5?
In a system the probability that each individual component of type A will fail is 0.05, type B is 0.04 and type C is 0.01. Components A, B and C are independent. a. Calculate the overall probability that each system will work b. Is there any difference in the probability of these systems, why?
Give the likely sense of strike slip on a large fault with a NW-SE strike, linked to the major WNW-ESE striking fault?
I think the answer is sinistral, but i'm not sure how to explain why
(a) Country X is a least-developed country with low GDP but an abundance of hydropower resources. Its neighbour, Country Z, is an industrialized nation with high GDP, a rapidly growing population and dwindling energy resources. Country Z is keen to purchase electricity from Country X, promising to fund the necessary infrastructure (large dams, power plants and transmission network) to harness Country X's hydropower and transmit the power produced to their country. Country Z has stated that the construction of this infrastructure would bring additional income to Country Z. Do you agree with Country Z's statement? Justify you opinion. Assess other possible impacts this proposal might have on Country X's sustainable development, providing at least ONE (1) impact for each sustainable development element.
There are 4 blue counters and 8 yellow counters in a bag. What is the probability of choosing a blue counter, not replacing it, then choosing a yellow counter?