Reference no: EM13180709
1) Below are some common foods and their pH values. Which ones are most likely to cause "heartburn"? Explain why you made those choices.
soda, 2.0-4.0; lemon juice, 2.00- 2.60; tofu, 7.20; tomatoes, 4.0-4.4; cow's milk, 6.40- 6.80; tea, 7.20; black coffee, 5.0- 5.1; cooked white rice, 6.00- 6.70
2) Explain the technique of back- tiltration.
3) Some antacids will generate carbon dioxide, CO2, when they neutralize the acid in gastric juice. Write the NET EQUATION for the reaction of the antacid containing the anion carbonate, CO 2/3-, or the anion bicarbonate, HCO3-, with acid (H+).
4) Write the net ionic equation for the neutralization of the bases, magnesium hydroxide, Mg(OH)2 and aluminum hydroxide, Al(OH)3, found in Maalox, for example, with acid (H+).
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Compute titanium''s specific hea
: Calculate titanium's specific heat (J/g*degrees Celsius) and molar heat capacity (J/mol*degrees Celsius) if 89.7 J of heat raise the temperature of a 33.0 g titanium block by 5.20 degrees Celsius?
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How much will be the retirement fund
: If he invests $100 monthly, how much will be in the retirement fund in 25 years if it averages a return of 5.5% APR with monthly compounding. Another retirement fund offer 6% EAR with monthly compounding. What would the value of this be ..
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State why doen''t the mass number decrease
: why doen't the mass number decrease? (because there is one less neutron). But the atomic number increases due. What happens to the electrons?
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State what temperature will the engine dump exceess heat
: if your input is a radiative heat source at 150 C, what is the rate at which heat needs to be added to produce the desired work and at what temperature will the engine dump exceess heat?
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State the net ionic equation for the neutralization
: Write the net ionic equation for the neutralization of the bases, magnesium hydroxide, Mg(OH)2 and aluminum hydroxide, Al(OH)3, found in Maalox, for example, with acid (H+).
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Define heating curve appropriate for heating
: Consider a compound that undergoes sublimation at 125 degrees Celsius and a pressure of one atm. Which of the following could be a heating curve appropriate for heating
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What is millers wacc
: Miller Manufacturing has a target debt ratio of 70% (that means weight of debt is 70%). Its cost of equity is 18%, and its cost of debt is 10%. If the tax rate is 35%, what is Miller's WACC?
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How much heat energy is required to convert block of ice
: How much heat energy is required to convert a 1.00 L block of ice at -40.00 degrees Celsius to steam at 250.0 degrees Celsius?
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State degrees celsius to produce solid mercury
: Mercury, with a freezing point of -38.8 degrees Celsius, is the only metal that is liquid at room temperature. How much heat energy must be removed from 1.00 mL of mercury at 23.0 degrees Celsius to produce solid mercury?
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