Serenity Allen
Chemistry teacher | Verified Expert
I graduated from Northeastern Illinois University with a degree in Chemistry. With a strong foundation in chemical principles, I'm dedicated to simplifying complex concepts for students. My teaching approach emphasizes practical applications and hands-on experimentation, fostering a deeper understanding of chemistry. Let's unravel the mysteries of the periodic table together.
Questions
What is the outer electron configuration for the group 15 element in the fourth period?
How do you write the electron configuration for #Ni^(+2)#?
Gallium has two naturally occurring isotopes. The mass of gallium-69 is 68.9256 amu and it is 60.108% abundant. The mass of gallium-71 is 70.9247 amu and it is 39.892% abundant. What is the atomic mass of gallium?
If 20 g NaOH and 36.5 g HCl are added in 360g water then % by wei ght HCl ?
What type of intermolecular force of attraction is found in ICl?
How do chemists report concentrations?
What type of orbital is used with electrons in an orbital with #l = 3#?
What is the unit used to describe molar mass?
What is the mass number of boron?
A 5.00 L container contains #CH_4# at 35°C with a total pressure of 1.81 atm. What is the pressure of the gas when it expands to 25.0 L at 25°C?
Does a high +∆G mean that the reaction is irreversible (and equilibrium cannot be attained) or that the reaction lies to the right?
What is the formula of the ionic compound formed by the elements lithium and oxygen?
How do you balance and translate this reaction: #Cu(s) + AgNO_3(aq) -> Cu(NO_3)_2(l) + Ag(s)#?
Compound Y is a hydrocarbon that contains 85.7% carbon by mass. The diagram shows mass spectrum of compound Y Determine molecular formula of Y?
When 1.50 g of copper is heated in air, it reacts with oxygen to achieve a final mass of 2.14 g. How do you calculate the empirical formula of this copper oxide?
What is the mass in grams of 1 mol of Li?
Do polyatomic ions with an odd number of electrons obey the octet rule?
Balance #"K + H"_2"O" -> "KOH" +"H"_2# ?
A #17.2*g# mass of ethylene glycol was dissolved in a #500*g# mass of water to give a solution of #515*mL# volume. What are....?
How can elements properties be predicted?