11/15/20

pH dependent solubility

pH dependent solubilityIf you have a solution containing CaF2 the following reaction occurs:CaF2 ➡️ Ca^2+ + 2F-Why does adding HF cause the solubility of CaF2 to increase? HF ➡️ H+ + F-I know in... more
Follows • 2
Expert Answers •1

11/15/20

Determining Molar Mass
Determine the molar mass potassium chloride. How many moles of potassium chloride are needed to make 100mL of a 1.0 M solution? What mass of Potassium Chloride is needed?Please show and explain... more
Follows • 2
Expert Answers •1

11/15/20

chemistry question
Molecular equation for MgSO4+ NH4OH is MgSO4 + 2NH2OH → Mg(OH)2 + (NH4)2SO2The net equation is 
Follows • 2
Expert Answers •1

11/15/20

Write the balanced COMPLETE ionic equation for the reaction when aluminum nitrate and sodium phosphate are mixed in aqueous solution. If no reaction occurs, simply write only NR.
Follows • 2
Expert Answers •1

11/15/20

Write the balanced NET ionic equation for the reaction when Al(NO₃)₃ and NaOH are mixed in aqueous solution. If no reaction occurs, simply write only NR.
Follows • 1
Expert Answers •1

11/15/20

Boiling H2CO3..
Hi!I have the following trick question, and I am not sure how to answer it:In the titration of HCO3- with HCl, why does it give a safer answer when choosing to boil the analyte around the... more
Follows • 2
Expert Answers •1

11/15/20

What is the mass in grams of carbon dioxide that would be required to react with 23.7 g of LiOH in the following chemical reaction? 2 LiOH(s) + CO₂(g) → Li₂CO₃(s) + H₂O(l)
Follows • 3
Expert Answers •1

11/15/20

Methanol can be formed by the following UNBALANCED equation below. What is the mass in grams of methanol that can be formed from 167 molecules of CO? H₂(g) + CO(g) → CH₃OH(l).
Follows • 2
Expert Answers •1

11/15/20

How many moles of lithium hydroxide would be required to produce 48.5 g of Li₂CO₃ in the following chemical reaction? 2 LiOH(s) + CO₂(g) → Li₂CO₃(s) + H₂O(l)
Follows • 2
Expert Answers •1

11/15/20

How many moles of HNO₃ will be produced from the reaction of 34.5 g of NO₂ with excess water in the following chemical reaction? 3 NO₂(g) + H₂O (l) → 2 HNO₃(g) + NO(g)
Follows • 2
Expert Answers •1

11/15/20

What is the mass in grams of H₂ that can be formed from 55.2 grams of NH₃ in the following reaction? 2 NH₃(g) → 3 H₂(g) + N₂(g)
Follows • 2
Expert Answers •1

11/15/20

A sample of an ideal gas has a volume of 2.27 L at 283 K and 1.14 atm. Calculate the pressure when the volume is 1.85 L and the temperature is 304 K.
Follows • 2
Expert Answers •1

11/15/20

A 3.0 L cylinder is heated from an initial temperature of 273 K at a pressure of 105 kPa to a final temperature 353 K
A 3.0 L cylinder is heated from an initial temperature of 273 K at a pressure of 105 kPa to a final temperature 353 K of  Assuming the amount of gas and the volume remain the same, what is the... more
Follows • 2
Expert Answers •1

11/15/20

chemistry question
Complete and balance the molecular equation, including the phases, for the reaction of aqueous potassium sulfate, K2SO4 , and aqueous strontium iodide, SrI2 .molecular... more
Follows • 2
Expert Answers •1

11/15/20

Chemisrty question

Molecular equation MgSO4 + Na2CO3 → MgCO3 + Na2SO4The net equation is  
Follows • 2
Expert Answers •1

11/14/20

Write the balanced net ionic equation for the reaction of aqueous copper(II) nitrate with aqueous sodium sulfide. Include phases. net ionic equation
Write the balanced net ionic equation for the reaction of aqueous copper(II) nitrate with aqueous sodium sulfide. Include phases.net ionic equation
Follows • 2
Expert Answers •1

11/14/20

chemistry question
Complete and balance the molecular equation, including the phases, for the reaction of aqueous potassium sulfate, K2SO4 , and aqueous strontium iodide, SrI2 .molecular... more
Follows • 2
Expert Answers •1

11/14/20

Label the parts of the chemical equation with the appropriate descriptions.
Label the parts of the chemical equation with the appropriate descriptions.Sr(NO3)2(aq) + K2CO3(aq) ⟶ SrCO3(s) + 2KNO3(aq) answer bank- Product, Liquid, gas, reactant, solid, aqueous... more
Follows • 2
Expert Answers •1

11/14/20

How many moles of NaOH are present in 30.0 mL of 0.110 M NaOH?
How many moles of NaOH are present in 30.0 mL of 0.110 M NaOH?
Follows • 2
Expert Answers •1

11/14/20

Which subshells (𝑠, 𝑝, 𝑑, 𝑓, or 𝑔) can have electrons with the indicated magnetic quantum number (𝑚𝓁)?
𝑚𝓁=3𝑚𝓁=0𝑚𝓁=1𝑚𝓁=4
Follows • 2
Expert Answers •1

11/14/20

Quantum numbers arise naturally from the mathematics used to describe the possible states of an electron in an atom.
The four quantum numbers, the principal quantum number (𝑛), the angular momentum quantum number (𝓁), the magnetic quantum number (𝑚𝓁), and the spin quantum number (𝑚s) have strict rules which... more
Follows • 3
Expert Answers •1

11/14/20

If the initial temperature of an ideal gas at 2.250 atm is 62.00 ∘C, what final temperature would cause the pressure to be reduced to 1.700 at
Follows • 2
Expert Answers •1

11/14/20

A mixture of He , N2 , and Ar has a pressure of 22.7 atm at 28.0 °C. If the partial pressure of He is 1075 torr and that of Ar is 2605 mm Hg, what is the partial pressure of N2 ?
Follows • 2
Expert Answers •1

11/14/20

A sample of N2 gas has a volume of 19.0 L at a pressure of 1.50 atm and a temperature of 23 ∘C. What volume, in liters, will the gas occupy at 3.50 atm and 266 ∘C? Assume ideal behavior.
Follows • 2
Expert Answers •1

11/14/20

A sample of an ideal gas has a volume of 3.60 L at 12.60 ∘C and 1.50 atm. What is the volume of the gas at 22.80 ∘C and 0.986 atm?
Follows • 2
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.