H3po4 - Study guides, Revision notes & Summaries

Chem 219 Unit 1 Exam Questions With 100% Correct Answers Strong Acids HCl, HBr, HI, H2SO4, HNO3, HClO4 Weak acids HF, HCN, HNO2, H3PO4, H2SO3 Which acids ionize in water? Strong acids Which acids dissolve in water? All acids Term when smallest unit of solution is a cation and anion: Ionized Tern for smallest unit of solution is molecule:

First Semester Study Guide AP Chem Buck Exam 196 Questions with Verified Answers Salts containing which of the following ions are generally insoluble in cold water? a. nitrate b. acetate c. phosphate d. potassium e. ammonium - CORRECT ANSWER C. Phosphate Which of the following changes alone would cause a decrease in the value of Keq for the reaction represented above? a. Decreasing the volume of the reaction vessel b. Adding a catalyst c. Increasing the volume of the reacti...

Chem 219 Unit 1 Exam Questions With 100% Correct Answers Strong Acids HCl, HBr, HI, H2SO4, HNO3, HClO4 Weak acids HF, HCN, HNO2, H3PO4, H2SO3 Which acids ionize in water? Strong acids Which acids dissolve in water? All acids Term when smallest unit of solution is a cation and anion: Ionized Tern for smallest unit of solution is molecule: Dissolve Ionization Rules 1. Soluble ionic compounds ionize 2. Insoluble ionic compounds do not ionize

produces H+ in water correct answer: acid is named hydroiodic acid correct answer: acid is named magnesium hydroxide correct answer: base turn phenolphthalein pink correct answer: base conducts an electrical current correct answer: acid and base properties of acids correct answer: dissolve many metals, taste sour, turn litmus paper red properties of bases correct answer: taste bitter, turn litmus paper blue, feel slippery strong acids correct answer: HCl, HI, HNO3, H...

CHEM Exam Questions with All Correct Answers A Grade Which of the following is/are green house gas(es)? - ANSWER ALl of these Biochemistry is... - ANSWER The study of molecules in living organisms All chemicals are toxic. T/F - ANSWER False According to your textbook, which of the following has cause the most death per unit distance - ANSWER Canoeing The hole in the ozone layer was caused by... - ANSWER CFC's Which activity comes first in the scientific method? - ANSWER Observation ...

CHEM 1020 2023-2024 Exam Questions with All Correct Answers A Grade Which of the following is/are green house gas(es)? - ANSWER ALl of these Biochemistry is... - ANSWER The study of molecules in living organisms All chemicals are toxic. T/F - ANSWER False According to your textbook, which of the following has cause the most death per unit distance - ANSWER Canoeing The hole in the ozone layer was caused by... - ANSWER CFC's Which activity comes first in th...

Week 8 : Final Exam Questions - Final Exam CHEM120 Final-Exam- 1. Question: (TCO 7) (a, 5 pts) Given that the molar mass of H3PO4 is 97.994 grams, determine the number of grams of H3PO4 needed to prepare 0.25L of a 0.2M H3PO4 solution. Show your work. (b, 5 pts) What volume, in Liters, of a 0.2 M H3PO4 solution can be prepared by diluting 50 mL of a 5M H3PO4 solution? Show your work. (Pts. : 10) A. Molarity = moles of solute/liters of solution moles of solute = 0.2 M*0.25 L = 0.05 m...

Strong Weak Acids And Bases Questions And Answers 2024. HCl - correct answer Strong acid HBr - correct answer Strong acid HI - correct answer Strong acid H2SO4 - correct answer Strong acid HClO4 - correct answer Strong acid HClO3 - correct answer Strong acid HF - correct answer Weak acid HC2H3O2 - correct answer Weak acid H3PO4 - correct answer Weak acid H2CO3 - correct answer Weak acid HCN - correct answer Weak acid

Most common nucleic acids - correct answer Deoxyribonucleic acid (DNA) Ribonucleic acid (RNA) Nucleic acid monomers - correct answer nucleotides DNA function - correct answer stores genetic info encoding primary sequence of proteins RNA function - correct answer makes proteins from info in DNA Nucleotide structure - correct answer base + monosaccharide + phosphoric acid (H3PO4) Site of phosphoric acid bonding to sugar - correct answer Carbon 5 Composition of bases - correct an...

Alkene + hydrogen /nickel catalyst/423K= - alkane Alkene + bromine /room temperature= - dihaloalkane Alkene + HCl(g/aq) /room temperature= - haloalkane (mixed products) Alkene + H2O(g) /H3PO4= - alcohol (mixed products) Primary alcohol + 2[O] /excess K2Cr2O7/H2SO4/reflux= - carboxylic acid Primary alcohol + [O] /K2Cr2O7/H2SO4/distil= - aldehyde Secondary alcohol + [O] /K2Cr2O7/H2SO4/reflux= - ketone Alcohol + H3PO4 or H2SO4/reflux= - alkene + H2O Alcohol + HBr /H2SO4/reflux= - haloalkane...