Inorganic Chemistry Answers

cathode rays have reducing effect .why?

What can use the Biruet , ninydrin and xanthoproteic test ?HELLPP?
Which test choice above (can be 1,2 or all 3) yields a positive result for:
1)cysteine
2)cysteine-asparagine
3)cysteine-asparagine-asaparagine-cyst…
4)PHENYLALANINE (sorry caps)
5)phenylalanine-cysteine-asparagine

American Airlines has historically manipulated its earning by deferring aircraft maintenance. Discuss how this behavior may be unethical to both its shareholders and customers.

what is the role of silica in extraction of Cu from copper pyrite ore

calculate the ph of sulphuric acid(p=4.9g/l).Dencity of solution 1g/ml.dissosiation degree=0.95?

How many molecules of carbon dioxide will be formed if 4.98 g of propane is burned in the following reaction?

C3H8+5O2 = 3CO2+4H20

Which of these products is a pure substance:
Co2 + 2NaoH ---- No2Co3 + H2o
HCl + NaoH --- NaCl +H2o
2Ki + pbNo32 --- pbi + 2KNo3
Caco3 --- Cao + Co2

if 10.0 g of hydrogen and 75.0 g of oxygen are exploded together in a reaction tube, how much water is produced? What other gas is found in the reaction tube (besides water vapor) after the reaction, and how much of this gas remains?

Write chemical, complete ionic and net ionic equations for the reaction between calcium chloride and sodium carbonate solutions

What types of chemical bonds are present in NH4Cl? Some of the forums say 2 while others say 3 types and I'm more inclined towards 3. Give me the correct answer with reason.