When potassium metal is added to water, it react violently, but when potassium react with methanol, it forms bubbles. Why is this happening? why is potassium more reactive in water than in methanol

HPLC is the method of choice by many researchers in determining the caffeine contents of beverages, tea leaves and coffee beans.

Reddish brown metal is copper (Cu). When copper is heated in the presence of oxygen, it forms copper(II) oxide (CuO) - the black compound. Copper (II) oxide can be reduced...

Answer: The reaction soap and calcium or magnesium is not a single displacement reaction, where Ca must be more reactive than Na, what is impossible: Ca + 2C17H35COONa Na +...

2CH3OH+ 3O2 = 2CO2 + 4H2O ∆H = 4(-285.8 kJ/mol) + 2(-393.510 kJ/mol) ndash; (2(-201.0 kJ/mol)) = -1528.22 kJ/mol n(CH3OH) = 34 g / 32g/mol = 1.0625mol Q = ∆H*n...

There are two main characteristics determining the chemical reactivity: ionization energy for metals and electronegativity for non-metals. Ionization energy is increasing from left to right in a period and decreasing...

Complete the following sentences: When metals react with other substances the metal atoms form cations The more reactive the metal is the better it is at forming salts because it...

Equivalent weight of metal = Mmetal/Moxygen(gas)*Equivalent weight of oxigen= (23.5-4)/4 * 8= 39

M(MI2)=x+127·2=x+254W(I)=127·2/(x+254)=0.7997x=63.6. Cu

Lead forms metallic bond where only p-electrons are delocalized and move between the metal ions in the crystal lattice. This metal has a face-centered cubic structure. Exposure of lead to...

Hydrogen gasMetals react with acids to produce metal salt and hydrogen gas. In this reaction, addition of HCl to metal was bring the reaction with zinc metal to initiate the...