Sofia A.

The solubility of AgCl is expected to be (lower/equal/higher) in pure water than a solution of NaCl. This is because the NaCl solution contains (higher pH/sodium ions/chloride... more

Hassan has a piece of paper in the shape of a hexagon. The interior angles are all 120◦, andthe side lengths are 1, 2, 3, 4, 5, 6, although not in that order. Initially, the paper is inthe shape of... more

Suppose the line tangent to the graph of f at x=3 is y=4x+2 and suppose y=5x-5 is the line tangent to the graph of g at x=3. Find an equation of the line tangent to the following curves at x=3.a.... more

A substance is initially at T= 5C and P = 0.1 atm. When the temperature is held constant and the pressure is increased to 1.0 atm, which process occurs?

∫-1010 [x3sin(x6)] dxis the answer just 0? if so how, steps?

The end of a gabled house with curtains on a board. Calculate how many meters a 150 mm wide board is needed when the house is 6m wide, the eaves height is 3.5m and the ridge height is 6m. (190... more

Tofer and Rei share a room together. They want their room repainted. If Tofer can paint it alone in two hours while Rei can do it in four hours, how long will it take them to paint the room together?

The number, N, of people who have heard a rumor spread by mass media at time, t , is given byN(t) = a(1 - e^(kt)) There are 250000 people in the population who hear the rumor eventually. 25 percent... more

The graph is here:https://imgur.com/a/CfnD478

The pH of maple syrup is 5.2. Calculate the concentration of H+)ions. PH = − log [H+] (show work and write your answer in scientific notation, round to tenths)

The radius of each ball is about 2.2cm. the length and width of the box's square base are twice the radius and the height is six times the radius.A. would you guess that there would be more or less... more

The surface area of the earth is approx 5.1E14 sq meter of which approx 70% is covered by oceans. Suppose the Antartic ice sheets absorbred 2.2 E24 joules of energy. Consider the ice to be at a... more

A train stopping at two station 2km apart on a straight line takes 4 minute for journey . Assuming that its motion is uniformly accelerated and then uniformly retarded , prove that 1/x + 1/y =4... more