Nh3 is a weak base kb18 x 10-5 and so the salt nh4cl acts
NH3 is a weak base (Kb=1.8 x 10^-5) and so the salt NH4Cl acts as a weak acid. What is the PH of a solution that is 0.049 M in NH4Cl?
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Researchers have estimated the long run demand elasticity for almonds is -0.47, and the long run supply elasticity is 12.0. The short run demand elasticity for almonds is -0.30
The runner turns around and runs in the -x direction at the same speed. Now what is the kinetic energy of the runner
During the period before retirement you can earn 9 percent annually, while after retirement you can earn 11 percent on your money.
lf the catalyzed decomposition of NrO occurs first at a Tr:341 K and then atTr = 229 K, with a k/k, ratio of 0.500, what is the activation energy
A (0-10A) range ammeter has an internal resistance of 0.0002Ohms. It is necessary to use this meter for measuring a currentwhich is likely to be in the range of (0-70A) Amperes. Design aresistance circuit to accomplish the above measurement.
A 9770 kg sailboat is moving through the waters of the Atlantic. Initially, the boat is traveling at 28 mph, 19 degrees East of North. What is the force of the wind (Fwind) on the boat
Provide a structure for the following compound: UV spectrum: ?max = 272 nm (? = 39,500); EI mass spectrum: m/z = 129 (molecular ion and base peak); IR: 2200, 970 cm-1; 1H NMR: ? 5.85 (1H, d, J = 17 Hz); ? 7.35 (1H, d, J = 17 Hz); ? 7.4 (5H, appare
let a character stream fromthis source be Huffmancoded. Then, let groups of consecutive four message bitsbe encapsulated into 8-bit SEC-DED Hamming code words.Suppose the following two Hamming are received:0101111001100001.
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Drinking water must be transported long distances to supply Sydney, because: pristine catchment areas are needed to collect uncontaminated rainwater.
Pluvial flooding involves: river flow, which can spill out over the floodplain. overland flow, which discharges into creeks and rivers.
When natural landscapes are replaced by urbanisation: Neither alternative is correct. infiltration increases. Both alternatives are correct. runoff increases.
Problem: In stormwater infrastructure, a grey funnel: allows pollution and toxins to be washed into waterways.
Climate change has significant impacts on the oceans, leading to more than just rising temperatures and sea levels.
Problem: A class made the following statements on the topic 'weather and climate'? The correct statements are Not yet answered
Describe the process by which secondary clay minerals form? Include the components of the clay minerals, where those components come from