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Hi. I'm currently stuck on my assignment. I have created 2 separate classes, one for a menu bar and one for a graphics panel. In the end the program should contain a menu bar and dialogue boxes so that the user is able to enter commands that will control the turtle. How could I combine the classes so that the menu bar and the turtle graphics are on the same window?
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.