Two atoms with an electronegativity difference of 0.4 form a bond that is

1. ionic, because electrons are shared

2. ionic, because electrons are transferred

3. covalent, because electrons are shared

4. covalent, because electrons are transferred

Considering only specific heat, would be the most ideal for use in cookware. Aluminum Copper Iron Lead

A molecule of dna (deoxyribonucleic acid) is 2.23 µm long. the ends of the molecule become singly ionized: negative on one end, positive on the other. the helical molecule acts like a spring and compresses 1.13% upon becoming charged.

A galaxy moving away from us would exhibit what type of spectrum shift?

What type of rain contains more acid than normal rain?

7 square yards is equal to how many square meters

Nonmetal oxides can react with water to form acids. For example, carbon dioxide reacts with water to form carbonic acid: CO2 H2O H2CO3. (1) Write an equation to show how diiodine pentaoxide reacts with water to form an acid. Do not include states.

If atmospheric pressure suddenly changes from 1.00 atm to 0.892 atm at 298 k, how much oxygen will be released from 4.40 l of water in an unsealed container?

Determine the molecular formula for the unknown if the molecular mass is 60.0 amu and the empirical formula is ch2o.

Draw the organic product of the following nucleophilic reaction

How does the energy of the activated complex compare with the energies of reactants and products? select one: a. it is lower than the energy of both reactants and products. b.