How long does it take for a ketchup to dry on clothes

A 44.0 ml volume of 0.25 m hbr is titrated with 0.50 m koh. calculate the ph after addition of 22.0 ml of koh at 25 ∘c.

An aqueous solution contains 0.183 M ascorbic acid (H2C6H6O6) and 0.143 M hydroiodic acid. Calculate the ascorbate (C6H6O62-) ion concentration in this solution. [C6H6O62-]

What is the density of ice

Which is most likely to form a ionic bond? an atom with no valence electrons? an atom with one valence electron? an atom with two valence electrons? an atom with three valence electrons?

Does a larger cube have more mass than a smaller cube

For each example of a phase change, identify whether heat is absorbed from the surroundings or released into the surroundings. A popsicle melts on a hot day. Rubbing alcohol evaporates from the surface of the skin.

How are scientific questions answered?

How much heat is required to increase the temperature of 100.0 grams of iron from 15.0oC to 40.2oC? (The specific heat of iron is 0.46 J/g xoC).

An adhesive dealer receives an order for 3000 lb of an adhesive solution containing 13% polymer by weight. On hand are 500 lb of 10% solution and very large quantities of 20% solution and pure solvent.

How to convert moles 3.612 x 10^23 atoms Fe