Social Studies
The president of the United States is elected by the electoral college. What type of system is this? a) dicatatorship b) monarchy c) oligarchy d) pure democracy e) representative democracy
Social Studies
In ancient Athens(Greece) tribes and generals took turns at power. this is an example of what type of political system? a) dicatatorship b) monarchy c) oligarchy d) pure democracy e) representative democracy
Science
An object accelerates (changes its speed) only if the forces acting on it in one direction are greater than the forces in the opposite direction, All of the folloeing objects will accelerate EXCEPT a)a ball striking a wall, in which the force of the ball on the wall is equal t...
Science
The Smiths have four children, all girls but the fifth child is a boy. Why did this change occur? a) the law of averages finally catching up b) the conception classes taken by the parents c) the father's contribution of a Y chromosome d) the mother's contribution of a ...
english: critical thinking
B) The particular stretch of road is oriented north and south, the orientation that many of the major roads in the Inca system had because of the north-south orientation of the Andes chain.
Chem 2
Sorry about the units. It is 249.92mL of H20. Since the water is not in grams, what equation should I use?
Chem
step 1:[2A^+3][3B^-2]/[A2B3]=82.55=Ksp step 2:total concentration of the top part is [3.548E82]/x=82.55 step 3:[3.548E82]x 82.55=x step 4: x=2.92E84 Can you please check this if am correct and am in the right path...am just not good with this chemisty stuff...forgive my incorr...
Chem
Consider a salt of the composition, A2B3. For this salt, pKsp=82.55. What is the logarithm of the molar concentrtion of this salt? I'm really at a loss of where to begin. We didn't have any examples like this in class. Thanks!
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