Be sure the answer all parts. A solution of Li2S is mixed with a solution of FeCl2. A black precipitate is formed. Enter the net ionic equation for the reaction, and identify the black precipitate. _________→___________ The black precipitate is (select)LiClFeS . |
Be sure the answer all parts. A solution of Li2S is mixed with a solution of...
Be sure the answer all parts A solution of K2Se is mixed with a solution of FeF2. A black precipitate is formed. Enter the net ionic equation for the reaction, and identify the black precipitate. The black precipitate is| (select)
Be sure the answer all parts A solution of K2Se is mixed with a solution of FeF2. A black precipitate is formed. Enter the net ionic equation for the reaction, and identify the black precipitate. The black precipitate is| (select)
Zn(NO3)2(aq) and Li2S(aq) Express your answer as a net ionic equation. Identify all of the phases in your answer. Enter noreaction if no precipitate is formed.
Be sure to answer all parts. Write and balance the molecular equation and then give ionic and net ionic equations for t neutralization reaction between Ba(OH)2(aq) and HF(aq). Assume the salt formed in this neutralization reaction is insoluble. Molecular equation: Include the phase abbreviations. Tonic equation: Include the phase abbreviations. Net ionic equation: Include the phase abbreviations,
Be sure to answer all parts. If 0.050 mol hydrochloric acid (HCI) is mixed with 0.050 mol of sodium hydroxide (NaOH) in a "coffee cup" calorimeter, the temperature of 1.51 x 10 g of the resulting solution increases from 25.5°C to 31.50 Part 1 out of 2 If the specific heat of the solution is 1.00cal/g °C, calculate the quantity of energy involved in the reaction. 0 x 10 (select) cal Enter your answer in scientific notation. 3 attempts left...
Be sure to answer all parts. Write and balance the molecular equation and then give ionic and net ionic equations for the neutralization reaction between Ba(OH)2(aq) and HF(aq). Assume the salt formed in this neutralization reaction is insoluble. Molecular equation: Ba(OH!)+HF BaF , +24,0 Include the phase abbreviations. Ionic equation: 2H +20H 21 +201 211,0 1 Include the phase abbreviations. Net ionic equation: Ba?* +20H +26*2FBF, 41,01 Include the phase abbreviations.
FeCl3(aq) and KBr(aq) Express your answer as a net ionic equation. Identify all of the phases in your answer. Enter no reaction if no precipitate is formed.
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Be sure to answer all parts. Enter a net ionic equation for the following reaction (including states of matter): CaCl2(aq) + MnSO4(aq) → Write the net ionic equation (including physical states) for the reaction of NaBr(ag) with AgNO3(aq). Click in the answer box to activate the palette. Be sure to answer all parts. Calculate the number of g of o, that will react with 6.28 mol of CzHg. Enter your answer in scientific notation. The balanced equation is: C3Hg(8)...
Be sure to answer all parts. In a combination reaction, 1.49 g of lithium is mixed with 6.56 g of oxygen. (a) Which reactant is present in excess? lithium. oxygen. (b) How many moles of product are formed? mol (c) After the reaction, how many grams of each reactant and product are present? g Li g 02 g Lizo
In each of the following pairs of solutions, does a precipitate form when they are mixed? If a reaction does take place, then write the net ionic equation that describes the chemical change. If no reaction occurs, then simply type NA in the field. 1st attempt hi See Periodic Table (1 point) Part 1 Does a precipitate form when a solution of sodium acetate and a solution of ammonium sulfate are mixed together? Choose one: Yes, a precipitate is formed....
7. In the lab one day, you mixed 30.0 mL of a 0.500 M Na:CO) solution with 45.0 mL of a 0.667 M Cr(N0)) solution. Write a balanced chemical equation complete with physical states: a. Write the ionic equation for the reaction: b. ENG 2 C- CraCoo) c. Write the net-ionic equation for the reaction: 2 C Calculate the mass of the precipitate formed (hint: find the limiting reactant) d. Calculate the molarities of ions remaining in solution after the...