Chemistry Homework Help: Answers & Questions Page 90
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Label the acid-base and conjugate acid-base pairs? HCO3–(aq)+ H2O(l) ---->H2CO3(aq)+ OH–(aq)
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What is the formula for lithium sulfide?
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Why are endothermic reactions useful?
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How do you solve a gas law stoichiometry problem?
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Calculate the number of oxygen atoms in 120.23 g of iron (II) phosphate, Fe3(PO4)2?
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What is the approximate molecular mass of dry air containing 78% N2 and 22% O2? Explain stepwise.
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What is the VSEPR model for ##N_2##?
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What is the molar mass of (NH4)2CO3?
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How are fusion and fission similar?
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How is Charles' law different from Gay-Lussac's law?
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In a vinegar and baking soda balloon experiment, which gas law is being demonstrated?
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To bring 1.0kg of water from 25 c to 99c takes how much heat input? (in kilojoules)
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Combination reaction when nitrogen combines with hydrogen, ammonia is formed?
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How can density be used to identify substances?
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What is a compound, element, and mixture?
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Is the caffeine molecule polar or non polar?
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What are the reactants in this combustion reaction: ____ —> CO2 + 2H2O?
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why do we get red colour when we burned strontium chloride?
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How are orbitals related to energy levels?
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Why are organic compounds important?
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What's the prefix for 6 when naming molecular compounds?
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The molecular formula of lithium carbonate is Li2CO3. What is the molecular weight of this drug?
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How many sigma and pi bonds does ##"Ca"("CN")_2## contain?
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Is an ideal gas always measured using STP conditions?
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What are halides? What are some examples of them?
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What are polyatomic ions containing oxygen atoms called?
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What units are used in the equation pv=nrt?
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How can neutralization reactions be identified symbolically?
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Why is the Kelvin temperature scale used in science?
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The element bromine with atomic number 35 belongs to which block? Thank you
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Is ( R )-sodium lactate dextrorotatory or levorotatory?
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Is Lithium hydride, ionic or covalent bonding?
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What is the difference between isotopes and isobars?
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815 gal/h is equivalent to how many qt/sec?
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Why is the surface of water in a graduated cylinder curved?
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What is the empirical formula and empirical formula mass for the following compound: C3H6O3?
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Is water and hexane miscible or immiscible?
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Is blood a homogeneous mixture or a heterogeneous mixture?
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How does metallic bonding affect the properties of metals?
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Draw the molecular orbital diagrams of : ##O_2## ; ##O_2^+## ; ##O_2^-## ?
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Which of the following is an oxidizing agent?
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