An atom of an element has 5 electrons in L-shell.

When sulfuric acid is added to sodium hydroxide a reaction occurs to produce two products. equation: H2SO4 + 2NaOH > Na2SO4 + 2H20 1) what type of reaction is this? decomposition displacement neutralisation (I put this, but not sure if it's right.

Marisa is a 120 pound female who attended a party where alcohol was being served. She began drinking at 9 pm. After finishing her 5th drink at midnight, she left, driving her own car. She was pulled over about a mile from the party location.

Which uses of iron are due to its chemical properties? Select two options. producing colored sparks in fireworks changing from liquid to gas at 2,862°C rusting in the presence of water and oxygen changing from solid to liquid if heated to 1,538°C

Consider the reaction caso4 (s) ⇌ca2 + (aq) + so2-4 (aq) at 25 ∘c the equilibrium constant is kc=2.4*10-5 for this reaction.

Read the given equation: Ca (OH) 2 + 2HCl → CaCl2 + 2H2O Which of the following is true about the equation? Group of answer choices Ca (OH) 2 is the base and CaCl2 is the salt. Ca (OH) 2 is the acid and CaCl2 is the salt.

What would happen if you tried to sqeeze a gas into a smaller container?

Paint, paint thinners and some cleaning agents can weaken the shell of a hard hat and may eliminate

A 10 chunk of metal has a specific heat of 0.25 J/g ºC. The temperature is changed from 10ºC to 45ºC. How much heat is required?

In this reaction what is the correct coefficient for sodium chloride? pb (no3) 2? nacl → pbcl2? nano3

Classify each of the following as a path function or a state function. work energy distance traveled enthalpy heat