Which of the following shows the completed and balanced reaction for the replacement reaction shown below?
Al + H2S04 ?

How many moles of gas are present if p=11 atm, v=12l, t=185k?

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.

I’m an electrically neutral atomic any element, there are equal numbers of