A well water has the following mineral contents in mgl na20
A well water has the following mineral contents in mg/L: Na+=20; K+=35; Ca+2 =15; Mg+2 =10; Sr=0.5; Cl- =40; HCO3- =65; CO3-2=5; SO4-2=15; and NO3=10. Determine the alkalinity, total hardness, temporary hardness, and permanent hardness.
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Two in-phase loudspeakers are some distance apart. They emit sound with a frequency of 1 kHz. What beat frequency do you observe
The estimated market demand of a commodity X is given as Q=70-3.5P-0.6M+4Pz, where Q=Estimated units of X demanded, P=Price of the goods, M= Money income and Pz= Price of related goods.
Calculate the pressure, and the piezometric head at the free surface, at both interfaces, and at the tank bottom. Take the elevation datum at the bottom of the tank.
A square copper plate has a circular hole in its center. Each side of the plate is 23.52 cm, and the radius of the circular hole is 7.827 cm. find the radius of the hole
A well water has the following mineral contents in mg/L: Na+=20; K+=35; Ca+2 =15; Mg+2 =10; Sr=0.5; Cl- =40; HCO3- =65; CO3-2=5; SO4-2=15; and NO3=10.
A 55 kg person riding a bike puts all her weight on each pedal when climbing on a hill. How could she exert more torque
the distance between the earth and moon (r = 3.84 Ã- 108 m) and Mmoon = 7.36 Ã- 1022kg and Mearth = 5.98 Ã- 1024kg. Calculate the gravitational potential energy of the moon
Poverty and Pollution Case Study Poverty and Pollution Case Study
find an expression for the diameter, D, of the droplet, in terms of the specific weight and surface tension, assuming the contact angle just before seperating is zero.
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create a temporary committee to investigate the cause of the recent werewolf attacks in major cities throughout the United States.
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