Determine the numbers of moles of each reactant
If you need 4.5 mole of magnesium phosphate determine the numbers of moles of each reactant do you need for each reaction? Sodium Phosphate reacts with magnesium chloride according to the following equation.
2Na3PO4 + 3MgCl2 = Mg3(PO4)2 + NaCl
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Write down the equation for the equilibrium reaction for the formation of carbonic acid from carbon dioxide and water. Include all states of matter symbols.
Determine the volume percentage of helium if the density of the sample is 0.70893 g/L at 0.0°Cand 1.990 atm when a sample of methane (CH4) gas contains a small amount of helium.
If the line passes through points (2,3) anne (5,9), determine point on line having shortest distance from (0,4). Compute distance between points (-2,8) and (1,5). Determine midpoint of segment connecting those points.
Describe the energy of a mole of these photons? Determine the numbers of photons are in 1.00mJ burst of this radiation?
Fox population in the certain region has the exponential growth rate. It is evaluated that population in year 2000 was 14900.
A machine is designed to fill jars with 16 ounces of coffee. A consumer suspects that machine isn't filling the jars completely. A sample of 8 jars has mean of 15.6 ounces and standard deviation of 0.3 ounce. Is there enough evidence to support co
The plane is traveling toward you at 250 mph(366.6 ft/sec), at the altitude of 3000 ft, and you hear sound at what appears to be the angle of inclination of 20 deg. At what angle must you actually to the plane?
What will be the theoretical mass of potassium sulfate created? Suppose you have 35 ml of a 200 mg/l solution of H2SO4 and neutralized it with plenty of dilute KOH (potassium hydroxide).
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