3 Ca (OH) 2 + Al2 (SO4) 3 3 CaSO4 + 2 Al (OH) 3 Type of reaction:

For each reaction, identify the element that gets reduced and the element that gets oxidized. 2AgCl+Zn⟶2Ag+ZnCl2 Identify the element that gets reduced. chlorine zinc silver Identify the element that gets oxidized.

What is A segment of 20 amino acids from a protein chain called

Write the full ground-state electron configuration for each: (a) Br (b) Mg (c) Se

Dissolving 3.05 g of an impure sample of CaCO₃ in an excess of HCl acid produced 0.636 L of CO₂ (measured at 25°C and 792 mmHg). Calculate the percent by mass of CaCO₃ in the sample. State any assumptions.

What is the concentration (M) of average sea water if there is 0.6 mol of salt for 1 Liter of water?

How many electrons, protons, neutrons are contained in each atom? A) gallium-69 B) fluorine-23 C) titanium-48 D) tantalum-181

What structure is made from synthetic oil?

Is [h3o + ] = 1.0 * 10-7 m true of acidic, basic, or neutral solutions at 25◦c?

1. Identify whether each of the elements is a metal, non-metal, or metalloid: Ruthenium: Neon: Germanium: Neptunium: Iodine: Strontium: Cesium: Europium:

How do you know which planet is farther away from the sun by years? planet w = 1.9 yrs OR planet x = 11.8 yrs