Iwill give brianliest! answer quickly! every element in a on the periodic table has the same number of electron shells. all of the noble gases have electrons in their outer shell. hydrogen is an example of a

Amachinist turns the power on to a grinding wheel, at rest, at time t = 0 s. the wheel accelerates uniformly for 10 s and reaches the operating angular velocity of 96 rad/s. the wheel is run at that angular velocity for 40 s and then power is shut off. the wheel slows down uniformly at 1.5 rad/s2 until the wheel stops. in this situation, the time interval of deceleration is closest to:

Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.

Aa a of 22 m/s at an of 36.9 .be . a. b. c. (3)x y of? (3)go? (4) () it to to ?