Two upwards forces act: one of 34n which is 3.5m to the left of the axle, the other is 25n and is 2.6m to the right of the axle. there is also a 10n force to the left which is
0.80 below the axle.
what is the moment?

According to the tide table below what time of day will the highest tide occur?

How will the system respond to a temperature increase?

Nacidified solution was electrolyzed using copper electrodes. a constant current of 1.18 a caused the anode to lose 0.584 g after 1.52 ✕ 103 s. given that the charge of an electron is 1.6022 ✕ 10−19 c, calculate avogadro's number. assume that copper is oxidized to cu2+ ions.