(12) 1. Name the following acids and bases: HCI Ca(OH)2 H2SO4 NaOH H2CO3 NH OH
Unit 23 Acids and Bases, pH and Buffers Prelab for Lab 23 Acids and Bases, pH and Buffers Name Section Date 1. Circle the bases in the following list: HCI NHS NaOH HNO: CH3COH CH3NH2 H2SO4 NaCl HCIO 2. Fill in the blanks to the correct number of significant figures: ну (он) PH 2.34 | | 4.6 x 10 | | | 6.623 x 10" | | | | 8.3 x 102 (over) | 199 Unit 23 Acids and Bases,...
2. Name two chemical properties of acids and bases. Acids: Bases:
. Identify the acids and bases and the conjugate acids and bases in the following reactions: a. HNO3(aq) + NaOH(aq) NaNO:(aq)+ H2O() b. CaCO3(s) + 2HCl(aq)-) CaCl2(aq) + COAg) + H20() c. NHs(aq)+ HCN(aq)NH4CN(aą)
1. Name at least two common physical properties of acids and bases. Acids: Bases:
Thermochemistry Experiment 3 Name: PRELAB QUESTIONS 1. Based on the notion of weak and strong acids and bases, which of the following three reactions would you expect to produce the largest (most negative) AH neut? The smallest AH neut? A) HCl(aq) + NaOH(aq) → B) NH-OH(aq) + HC2H2O2(aq) → C) NH4OH(aq) + HNO3(aq) → (continued on next page)
in aqueous solution, classify these compounds as strong acids, weak acids, strong bases, weak bases other. H3PO4, HF, LiOH, Ba(OH)2, (CH3)3N, NH3, CH3, COOH, NaCl, HNO3, HCl, CsOH, H2CO3, H2SO4,HCN, Ca(OH)2, Hi, NO3, HCN, H2CO3
Q: From the acids and bases below, what are their respective Conjugate Bases and conjugate Acids? Acid Conjugate Base AcOH à HCl à H2SO4 à Base Conjugate Acid CN- à HCN SO4-2 à HSO4 H2O à H3O HCO3- à H2CO3
QUESTION 9 3 poin Balance the following: H2CO3 + NH4OH → (NH4)2CO3 + H2O Type A for Also give the type of reaction acid/base, R for redox, and P for precipitation
Classify these compounds by whether they behave as strong acids, weak acids, strong bases, or weak bases in aqueous solution. HNO3, HBr, CH3NH2, NaF, Ba(OH)2, H2CO3, LiOH, HF, NH4Cl