Net ionic equation - Study guides, Class notes & Summaries

CHEM 1201 Final Exam With 100% Correct And Verified Answers 2024 Diatomic Molecule (2.2) - Correct Answer-molecule made up of 2 identical atoms (ex: H2, N2, O2) Molecular Compounds (2.2) - Correct Answer-compounds composed of molecules Molecular Formula (2.2) - Correct Answer-give the exact number of atoms (ex: H2O2, CH4) Empirical Formula (2.2) - Correct Answer-gives the lowest and most simplified version of numbers (ex: HO, CO, CH4) Ionic Compound (2.2) - Correct Answer-Between a ...

What parts are present in every chemical equation? ~ -At least one reactant -At least one product -An arrow Identify the correct equation and net ionic equation for the reaction between aqueous hydrochloric acid and aqueous sodium carbonate. ~ ~2HCl(aq)+Na2CO3(aq)⟶2NaCl(aq)+H2O(l)+CO2(g) ~CO32−+2H+⟶H2O+CO2 Identify the correct equation and net ionic equation for the reaction between aqueous sodium hydroxide and gaseous carbon dioxide. ~ ~2NaOH(aq)+CO2(g)⟶Na2CO3(aq)+H2O(l) ~2...

If the fuel efficiency of an automobile is 22 miles per gallon, what is its fuel efficiency in Kilometers per liter? ( 1Km= 0.621 mile, 1.00 L=1.057 quarts and 4 quarts = 1 gallon) - Answer-9.4 Km/L *What is the correct answer to the following expression: (49.1 - 42.61 ) x 13.1? - Answer-85 An intensive property of a substance is independent of amount. - Answer-True Lithium has two stable isotopes with masses of 6.01512 amu and 7.01600 amu. The average atomic mass of Li is 6.941 amu. What ...

1. Question: If 0.274 moles of a substance weighs 62.5 g, what is the molar mass of the substance, in units of 2. Question: What volume of 18 M sulfuric acid must be used to prepare 1.80 L of 0.215 M H2SO4? 3. Question: What is the molecular mass of Br2? 4. Question: What is the molar concentration of sulfate ions in a 0.150 M Na2SO4 solution? 5. Question: How many moles of hydrogen chloride are contained in a 52.6 g sample of this gas? 6. Question: 1.00 mole of O2 contains the same number ...

1. Question: If 0.274 moles of a substance weighs 62.5 g, what is the molar mass of the substance, in units of 2. Question: What volume of 18 M sulfuric acid must be used to prepare 1.80 L of 0.215 M H2SO4? 3. Question: What is the molecular mass of Br2? 4. Question: What is the molar concentration of sulfate ions in a 0.150 M Na2SO4 solution? 5. Question: How many moles of hydrogen chloride are contained in a 52.6 g sample of this gas? 6. Question: 1.00 mole of O2 contains the same number ...

CHM 1020 Exam 1 Latest 2023 Rated A+ matter any solid, liquid, gas, or plasma that occupies a space and has mass homogeneous mixture mixture that is uniform throughout (solution) heterogeneous mixture mixture that is not uniform throughout atoms smallest unit of an element element many atoms of the same type; most basic building blocks compounds different elements bonded together (pure substance) chemical symbols one or two letter abbreviation for elements (atomic symbols) group vertical...

1. Question: If 0.274 moles of a substance weighs 62.5 g, what is the molar mass of the substance, in units of 2. Question: What volume of 18 M sulfuric acid must be used to prepare 1.80 L of 0.215 M H2SO4? 3. Question: What is the molecular mass of Br2? 4. Question: What is the molar concentration of sulfate ions in a 0.150 M Na2SO4 solution? 5. Question: How many moles of hydrogen chloride are contained in a 52.6 g sample of this gas? 6. Question: 1.00 mole of O2 contains the same number ...

binary compound - correct answer chemical compound composed of only two elements bionary ionic compound - correct answer contain a positive ion (cation) and a negative ion (anion) which happens when a metal loses one or more electrons and the nonmetal gains one or more electrons polyatomic ion - correct answer A tightly bound group of atoms that behaves as a unit and has a positive or negative charge. oxyanion - correct answer a polyatomic ion that contains oxygen acid - correct answ...

Calculate the absorbance A of solutions whose percent transmittance is measures as 5%, 10%, 50%, and 100%. - Answers-A=-log(T) 1.3, 1.0, .30, and 0 respectively Give the block diagram of a visible spectrophotometer, illustrating the major components of the instrument in the correct sequence. - Answers-[Light source] ---many lambdas---> [Monochromator] --- one lambda---> [Sample cell] ---I---> [Photodetector] ------> [Readout] It is important that Kf for FeSCN2+ has a large valu...

HESI A2 ENTRANCEEXAM FOR CHAMBERLAINCOLLGE OF NURSING 2023 QUESTIONS WITH ANSWERS CHEMISTRY HESI A2 CHEMISTRY V1/V2 FILE 1. If a Hydrogen isin a compound, what would its oxidation number be? +1 2. What isthe oxidation number of any simple ion? +1 or -1 depending on the charge of the ion 3. How many kilograms are in a pound? 0. kg 4. What is the temperature for freezing point of water in Celsius? 0 degrees Celsius (32°F for Fahrenheit) 5. What is the conversion of Celsius to Fah...