Alkali metals have very weak coordinating power? Why?

3. Which net ionic equation describes this reaction? 3Ca (OH) 2 (aq) + 2FeCl3 (aq) → 3CaCl2 (aq) + 2Fe (OH) 3 (s) 3Ca2 + (aq) + 3OH - (aq) + Fe3 + (aq) → Fe (OH) 3 (s) + CaCl2 (aq) Fe3 + (aq) + 3OH - (aq) + 3Ca2 + (aq) → Fe (OH) 3 (s) + 3Ca2 + (aq)

Describe Darwin's observations on the GalaPagos islands during his voyage on the HMS beagle

For the reaction represented by the equation Pb (NO3) 2 + 2KI → PbI2 + 2KNO3, how many moles of lead iodide are produced from 3.0 moles of potassium iodide when Pb (NO3) 2 is in excess?

What are repelled in the VSEPR theory? A. Other molecules B. Opposite charges C. Protons in nuclei D. Electron pairs

Is ethanol hydrophilic or hydrophobic? Explain?

Which explains the change in ionization energy that occurs between removing the first and second electrons from an atom? a. The ionization energy decreases because the ratio of the protons to electrons increases. b.

how many grams of water are needed to produce 28 grams of aluminum carbide (Al4C3) ? Al4C3 + H2O - -> 3CH4 + 4 Al (OH) 3

What is the mass percentage of iodine (i2) in a solution containing 4.0*10-2 mol i2 in 140 g of ccl4?

What type of bond requires the give and take of electrons? a. ionic b. polar disalent c. polar covalent d. nonpolar covalent

Given that the density of iron is 7.9 g/cm3, what would be the volume of a 15.8 g piece of iron