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If 50.0 ml of NaOH solution is required to react completely with 1.24 grams KHP, what is the molarity of the Naoh solution?
does the HCl ionize the NH3 base? is the a conjugate acid or base, HCl is a strong acid, what happens when a strong acid and weak base are mixed?
how does the ability of permanganate (VII) ( when being reduce to Mn2+) to oxidize aqueous chloride , bromide or iodide ions change?
Graphite is the crystalline form of carbon used in lead pencils. How many moles of carbon are there in 305 mg of graphite? (b) Manganese (Mn) is a transition element essential for the growth of bones.
Consider the following data: expect a BeF2 molecule to be linear but an SF2 molecule to be angular. Explain the decreasing melting point from NaF to Nai.
At constant volume the temperature of 2.0atm was 325K. The temperature is increased to 400K. What is the new pressure of the gas?
The temperature of 55.6 g of a material decreases by 14.8C when it loses 3080 J of heat. What is its specific heat?
A sample of gas at 47°C and 1.03 atm occupies a volume of 2.20 L. What volume would this gas occupy at 110.°C and 0.795 atm?
At constant pressure, 660 mL of nitrogen at 37°C are changed to 725 mL What is the new temperature of this gas?
iron has a density of 7.874 g/cm3. what is the mass of a rectangular block of iron with dimensions of 3.000 cm by 4.000 cm by 5.000 cm?
Calculate the maximum numbers of moles and grams of iodic acid (HIO3) that can form when 635g of iodine trichloride reacts with 118.5g of water.
The bottle is brought outside and stored at 0.0°C. (See Table 5.2) (a) What mass of water condenses inside the bottle? _______g (b) Would water condense at 10 degrees C?
If 93 of heat are added to a pure gold coin with a mass of 11 , what is its temperature change? Specific heat capacity of gold is 0.128?
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