Other Chemistry Answers

Questions: 5 154

Answers by our Experts: 4 596

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Search & Filtering

What type of radiation is likely to occur when the ratio of protons and neutrons is below the band stability?

A. Alpha decay

B. Beta decay

C. Neutron emissions


Why should a radioactive tracer used to detect diseases in internal organs emit beta particles or gamma rays?

A. Alpha radiation is too damaging to be used internally

B. Beta particles and gamma rays are absorbed faster by damage cells

C. Alpha particles cannot travel through several meters of body tissue


Name of the following compound.

CH3-CH2-CH2-CH2-O-CH3

a. Cyclohexylbutyl ether

b. Butylcyclohexyl ether

c. Butymethyl ether



What are the number of gram atoms in 63.5 g of copper


Balance HNO3 + Cu = Cu (NO3)2 ,+NO2 + H2O


which of the following pairs of chemicals does the named element show the same oxidation number

Iron in FeO and Fe2O3
copper in Cu2O and CuO
sulphur in SO3 and H2SO4
manganese in MnO2 and KMnO4

Find the pH of a 0.00065 M HCl solution. The HCl is a strong acid and is 100% ionized in water.


Calculate the value of the ionization constant Kb if the pKb is 8.67


What is the pKb for Pyridine, if the value of Kb is 7.7 x 10-9?