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How many grams of baking soda, NaHCO3, are needed to react with 205 mL of stomach acid having an HCl concentration of 0.07378 M? The reaction is NaHCO3(aq) + HCl(aq) ? NaCl(aq) + CO2(g) + H2O(l).
Write an equation for the reaction of one molecule of ethylene glycol with one molecule of phathalic anhydride.
An aerosol spray can with a volume of 456 mL contains 3.09 g of propane gas (C3H8) as a propellant. If the can is at 23°C, what is the pressure in the can? What volume would the propane occupy at STP?
Please explain in detail how get the pKa to solve the problem. that the pKa is supposed to be 6.37, but that does not seem to get the right
aqueous solution of sucrose, C12H22O11(aq), which is used frequently in biological experiments. What is the value of x?
For 2 SO2(g) + O2(g) 2 SO3(g), Kp = 3.0 104 at 700 K. In a 2.00-L vessel the equilibrium mixture contains 1.72 g of SO3 and 0.171 g of O2. How many grams of SO2 are in the vessel
RbNO3 Express your answers as ions separated by a comma. If the compound is not soluble, enter noreaction
Will solutions of the following salts be acidic, basic, or neutral? a)K2SO4 b)KNO2 c)CaF2 d)NH4Cl
What volume of gold would be equal in mass to a piece of copper with a volume of 140.0 mL? The density of gold is 19.3g/mL; the density of copper is 8.96 g/mL.
What effect do you think the 5% efficiency will have on your decision whether to use photovoltaic cells as an energy source for green that you design to save the world from climate change. What might some considerations to keep in mind for the tow..
(a) Find the intervals of increase or decrease. (b) Find the local maximum and minimum values. (c) Find the intervals of concavity and the in?ection points. (d) Use the information from parts (a)-(c) to sketch the graph. G(x)= 5x^(2/3)-2x^(5/3)
buffer solution that has [H2PO4-]=[HPO4-2]=0.132 M. What is the pH of the solution before adding NaOH? After adding NaOH?
Write the rate law for the clock reaction (equation 1) using variable for exponents.
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