A certain weak base has a kb of 740 times 10-7 what
A certain weak base has a Kb of 7.40 × 10-7. What concentration of this base will produce a pH of 10.11
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Water flows down a spillway at the rate q = 15 m^3/s into a horizontal channel where v1 = 20 m/s. Determine the depth of flow in the channel y2 that will casue the hydraulic jump to occur in the channel. Determine the headloss hL in the jump.
Suppose you are planning a trip in which a spacecraft is to travel at a constant velocity for exactly ten months, how fast must you travel
The Ka of a monoprotic weak acid is 2.99 × 10-3. What is the percent ionization of a 0.108 M solution of this acid
a layer of clay, 5m thick, overlies a deposite of sand, 5m thick, which is underlaid by rock. the water table in the sand is sub-artesian with a level at 2m below fround level. the saturated unit weights of the clay and sand are 21 and 16 KN/m^3 r
A baseball pitcher (m = 81 kg) is initially standing at rest on an extremely slippery, icy surface. What is the recoil velocity of the pitcher
United snack company sells 50 pound bags of peanuts to university dormitories for $10 a bag the fixed costs of this operation are 80 000 while the variable cost of peanuts are $.10 per round.
a layer of sand 4 m thick, overlies a layer below permeability clay, 5m thick. the bulk unit weight of the sand is 16.5 KN/m^3 and its saturated unit weight is 18 KN/m^3. the saturated unit weight of the clay is 21 kN/m^3.
The company had cash and marketable securities worth $1,235,455, accounts payables worth $4,159,357, inventory of $7,121,599, accounts receivables of $3,488,121, short term notes payable worth $1,151,663 and other current assets of $121,455. What
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