If a positively charged object was brought near a negatively charged object, what would happen?

When 7.0 mol Al react with 8.5 mol HCl, what is the limiting reactant and how many moles of AlCl3 can be formed? 2 Al + 6 HCl yields 2 AlCl3 + 3 H2 Al is the limiting reactant; 7.0 mol AlCl3 can be formed HCl is the limiting reactant; 2.

Molecule: a molecule with unequal electron sharing so that the molecule has partial positive and partial negative charges Polar or non polar

A branch of chemistry that deals with the determination of the composition of any substance is: analytical chemistry applied chemistry biochemistry physical chemistry

87/The alcohol content of hard liquor is normally given in terms of the "proof," which is defined as twice the percentage by volume of ethanol (C2H5OH) present. Calculate the number of grams of alcohol present in 1.00 L of 87-proof gin.

Identify the following as mineral or ore: A) it is always made up of the same chemical element or elements. B) it contains crystals of a specific shape. C) it is the primary product of mining. D) it is rock containing elements to be extracted.

Which reaction is endothermic? H2 (g) + ½ O2 (g) → H2O (g), ΔH = - 57.82 kcal ½N2 (g) + O2 (g) + 8.1 kcal → NO2 (g) ½N2 (g) + 3/2H2 (g) → NH3 (g) + 11.0 kcal C (diamond) + O2 (g) → CO2, ΔH = - 94.50 kcal

If a temperature increase from 10.0 ∘C to 21.0 ∘C doubles the rate constant for a reaction, what is the value of the activation barrier for the reaction

Chlorine released from chlorofluorocarbons (cfcs) reacts with ozone in the atmosphere to form oxygen. the proposed reactions are cl (g) + o3 (g) →clo (g) + o2 (g) clo (g) + o (g) →cl (g) + o2 (g) identify the species that acts as a catalyst and the

What does one of the elements in the periodic table have?

Children's reactions to divorce often include which of the following groups of behaviors?