Statistics
1). 9
Chemistry
Right, for the reaction of hot sodium hydroxide plus chlorine , how come one of the products are 5NaCl and not Na5Cl seeing as we now know the oxidation state of cl is -5
phy
Two constant forces act on an object of mass m = 4.50 kg object moving in the xy plane as shown in the figure below. Force 1 is 21.0 N at 35.0°, and force 2 is 47.0 N at 150°. At time t = 0, the object is at the origin and has velocity (3.70 + 2.25) m/s. (a) Express th...
calculus
Find an interval of length 0.1 in [1, 2] containing a root of the equation. (Enter your answer using interval notation.) x7 + 7x − 10 = 0
algebra
while driving a car you realize that you only have one eighth gas remaining before you run out of gas you pull into a gas station and put is gallons of gas in your car's tank is now three fourths full how many gallons of gas does your car's tank hold show or explain ho...
maths
a tank can be filled by one pipe in 3.5 hours and emptied by another in 4.2 hours. if both pipes are running, how long will take to fill an empty tank ?
maths
a tank can be filled by one pipe in 3.5 hours and emptied by another in 4.2 hours. if both pipes are running, how long will take to fill an empty tank ?
math
a tank can be filled by one pipe in 3.5 hours and emptied by another in 4.2 hours. if both pipes are running, how long will take to fill an empty tank ?
math
a chemistry experiment calls for 30% sulfuric acid solution. if the supply room has only 50% and 20% sulfuric acid solution on hand,how much of each should be mixed to obtain 12 litres of 30% solution?
math
a college lab paced two orders with a chemical supplier. the first order was for 13 bottles of calcium hydroxide solution and 4 bottles of sulfuric acid and totalled $ 487. the second order was for 6 bottles of calcium hydroxide solution and 2 bottles of sulfuric acid and tota...
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