Where are the answers that apply .. hopes this help :)
Answer:
1.89 nol Cu(NO3)2
Explanation:
if you calculate it it will be 1.89
It can allow the molecule (like water) to be polar because it has a negative and positive side to it (oxygen holds the negatives tight causing the hydrogens to be positive).
<span>Yes. If you put solutions containing the same concentration table salt, glucose and starch in different bags and place the bags in water (i.e., 0M) solution, then the bag with salt will contain more water after 15 minutes than the bag with glucose, which will contain more than the bag with starch.</span>
Jim, because he ran a greater distance in the same time :)
By the way, this is a maths question