The emf of a standard Ni-Cd galvanic cell is -0.153 V. If the standard half-cell emf for the oxidation of Ni is - 0.250 V, what is the standard half-cell emf of cadmium if cadmium is the anode

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils