How is the soap making process an acid/base reaction? Use evident to support your claim.

What is the energy change if 210 g of NaHCO3 decomposes in the following reaction? 2NaHCO3 (s) yields Na2CO3 (s) + H2O (l) + CO2 (g) delta H = 85 kJ Answers - 53 kJ of energy is released by the reaction. 106 kJ of energy is absorbed by the reaction.

Why are very high temperatures and pressures required for fusion to occur? A) to generate the neutrons that are needed to break the nuclei B) to overcome the repulsion between the protons in the nuclei that join C) to maintain the proper conditions

Inferring conclusions if you find an element in nature in its pure elemental state what can you infer about the elements chemical reactivity

Gold can undergo transmutation. Which equation could correctly describe this radioactive decay?

Which term is used to describe a group of arctic foxes that live in part of Alaska's Arctic National Wildlife Refuge? a community b biome c population d ecosystem

Consider mixing 25.00 mL of 0.0200 M of each of the following of solutions. In which of the following will a precipitate form: Na2SO4 mixed with Ba (NO3) 2 NH4Cl mixed with Mg (NO3) 2 KF mixed with Ba (NO3) 2 MgCl2 mixed with Na2CO3

How many liters of chlorine gas at 650 mmhg and 25c can be produced by the reaction of 2.00 l of 2.50 m hcl solution with excess mno2?

What is the theoretical yield of H2S

How many atoms are there H, SO

How does the shape of the Earth affect the climate of different regions?