Chem 1110 Study guides, Class notes & Summaries

density formula -d = m/v m = mass v = volume temp conversions -K = C + 273 C = 5/9 (F - 32) F = (C x 9/5) + 32 average atomic mass formula -(mass A)(% abundance) + (mass B)(% abundance) molecular mass formula -(mass A)(# of atoms A) + (mass B)(# of atoms B) mass of element formula -(mass of element in sample / total mass of sample) * 100 molarity with moles formula -M = n/v M = molarity n = moles of solute v = liters of solution molarity with mass formula -(M)(m...

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CHEM 1110 Exam 3 Study Guide verified answers 100% Chemical Reaction - correct answer A description of the chemical process that results in the interconversion of chemical substances so that at least one new substance is produced Most chemical reactions can be classified into just a few reaction types a. True b. False - correct answer a What is the minimum number of new substances that needs to be formed in a chemical reaction? - correct answer 1 What is the maximum number of new s...

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Name the molecule below: CH3 6 5 4 3 | 2 1 H3C---CH2---CH---CH---CH---CH3 | | CH3 CH2 | CH3 - 3-ethyl-2,4-dimethylhexane In the reaction below, which two substances are acting as Brønsted-Lowry acids? HPO^2-4(aq)=HC2O^-4(aq)⇌C2O^2^-4(aq)+H2PO^-4(aq) - H2PO^-4 and HC2O^-4 What substances are produced when an acid reacts with a base - a salt and water Which of the following metals react with dilute H2SO4 to form hydrogen gass - all of

CHEM 1110 exam 1 Ionic bonds are those formed between metal and nonmetal atoms, or, between cations and anions. True False - correct answer TRUE The process of making french toast. WHICH IS IT? chemical reaction physical change - correct answer CHEMICAL CHANGE The color of the sky changes from blue to red as the sun sets. WHICH IS IT? chemical reaction physical change - correct answer PHYSICAL CHANGE After dissolving silver nitrate (a clear, colorless solid) in water, a sol...

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How many Sig Figs in 0.008202 - 4 How many sig figs would be in the answer of 6.6 multiplied by 3.56007 - 2 How can we calculate the number of neutrons? - Number of neutrons = mass number (A) - number of protons/ atomic number (Z) How can we calculate the atomic charge? - Atomic charge= number of protons- number of electrons Avogadro's number - 6.022 x 10^23. The number of particles in exactly one mole of a pure substance atomic mass unit (amu) - one twelfth the mass of a carbon-12 a...