Calculate the molar mass of naoh and the mass of solid naoh needed to prepare 250 ml of 0.1 m naoh solution

1. What is the difference between a molecular formula, structural formula and an electron dot formula?

Which one is a true statement about endothermic reactions? Question 2 options: Energy is absorbed making it feel colder. The reaction container always feels hot. The reactants have less heat energy than the products.

Copper has a density of 8.96 g/cm3. if a cylinder of copper weighing 48.85 g is dropped into a graduated cylinder containing 20.00 ml of water, what will be the new water level?

What is the thin structure that surrounds a cell?

Which of the following statements is true? Question 4 options: Nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not.

How to find h30 in 0.08m

Nitroglycerin (c3h5n3o9) is a powerful explosive. its decomposition may be represented by 4c3h5n3o9 → 6n2 12co2 10h2o o2 this reaction generates a large amount of heat and gaseous products.

A 3-column table with four rows. The first column has entries Liquid A, Liquid B, Liquid C, Liquid D. The second column titled mass has entries 160 grams, 173 grams, 198 grams, 220 grams.

Which option correctly describes the influence of electronegativity difference on bond character?

How do I write a balanced half-reaction describing the reduction of gaseous dioxygen to aqueous oxide anions?