Question

Does anyone need help with bio? As far as understanding goes?

Answer 1

would you be able to help with physical science?

Answer 2

Possibly

Answer 3

Ok. Well if is it ok if I give you three questions I am having trouble with?

Answer 4

Sure, i may not be able to help though its been a year or two since i took that class, but i passed with an A so I'll try mu best

Answer 5

Study Figure 8-1. When the ionic compound KI is dissolved in water, the I– ions are pulled into solution by the attraction between
the K+ and I– ions.
the K+ ion and the negative end of a water molecule.
the I– ion and the negative end of a water molecule.
the I– ion and the positive end of a water molecule.
https://www.connexus.com/content/media/192519-4132009-42923-PM-330220932.jpg

Answer 6

thats the first one. and thanks for trying to help!

Answer 7

oh god, those things! freakin hate those, i can't help with that :( I;m sorry!!!

Answer 8

haha thats ok! can i see if you know the other two?

Answer 9

A 68.4-g sample of potassium chloride was added to 200.0 g of water at 20 ºC. Is the solution saturated, unsaturated, or supersaturated? Use Figure 8-2 to answer this question.
https://www.connexus.com/content/media/102878-7202005-92451-AM-447510374.gif

2)A sample of barium nitrate is placed into a jar containing water. The mass of the barium nitrate sample is 27 g. Assume the water is at 20 ºC and that the resulting barium nitrate solution is saturated. What mass of water is present in the jar? Use Figure 8-2 to answer this question. Show your work.

Answer 10

okay, i guess we can say how the heck did I have an A in that class.....so sorry! haha my bad :(

Answer 11

haha its ok thanks anyways