How wide will be boarder when mowed half of area of field
Schools custodian is mowing grass on the football field by cutting the boarder around field. Field is 120 yards long by 50 yards wide. How wide will be boarder when he has mowed half of area of football field?
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If the initial concentration of chlorine is 0.0300 M and of bromine monochloride is 0.0200 M, determine the equilibrium concentration of bromine?
A voltaic cell has an iron rod in 0.30 M iron (III) chloride solution for a zinc rod and the cathode and in the 0.20Mzinc sulfate solution for the anode. The half-cells are connected by a salt bridge. How can write the notation for the gi
Determine the numbers of moles of H3PO4 were in the sample when a 20.0 mL sample of H3PO4 was titrated with0.0500 M NaOH, requiring 17.84 mL of base to completely neutralize all of the acid.
A 10.00 mL solution of sodium acetate was titrated with the 0.214M HCl, requiring 15.77 mL of acid to reach the equivalence point.
Explain what amount of heat energy, in joules, must be removed to condense the 17.7 g of water vapor at the 114°C to liquid at the 32.3 °C when the specific heat for steam is 2.03 J/g °C.
Draw the form of an A3M2X4 spectrum, where the A, M, and X are protons with the distinctively different the chemical shifts, and JAM > JAX> JMX. Determine the total number of lines in the spectrum?
How can consider the reaction among hydrogen gas and nitrogen gas to form ammonia: 3H2(g) + N2(g)-->2NH3(g) Determine the numbers of grams of ammonia could be produced by the reaction of 6.00 liters of hydrogen with the 4.00 liters of nitrogen a
The store owner wishes to sell coconut coffee which cost $4.50 per pound and vanilla coffee which cost $6 per pound to make 250 pounds of the mixture which sells for$5.50 per pound. How much of each coffee is put in the mixture?
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