Thursday
April 24, 2014

Homework Help: CHEMISTRY (PLEASE HELP)

Posted by Nikita on Wednesday, October 29, 2008 at 9:04pm.

1.What would happen to poisonous chlorine gas if

protons were added
neutrons were added

2. Boron is 80.20% boron -11 (atomic mass = 11.01 amu) and 19.80% of some isotope form of boron. What must the stomic mass of this second isotope be in order to account for the 10.81 amu average atomic mass of boron.?

3. For hundreds of years alchemist researched ways to turn various metals into gold. How would the structure of an atom 80(exponent 202)Hg (mercury) have to be changed for the atom to become an atom of 79 (exponent 197) Au (gold)


thank you for helping. I really dont know what to do.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - Naturally occurring boron is 80.20% boron-11 (of atomic mass 11.01 ...
chemistry - Naturally occuring boron is 80.20% boron-11 and 19.80% of some other...
Chemistry - Boron has only two naturally occurring isotopes. The mass of boron-...
Chemistry - The element boron has three naturally occuring isotopes. One has the...
Chemistry - I am completely lost in chemistry. Everything the teacher says ...
Maths-Help - A silicon ingot, which should contain 10^16 boron atoms/cm3, is to ...
Chemistry - 41. A neutron atom of potassium has an atomic number of 19 and an ...
Chemistry - Which of the following elements (C, B, Be, Li for both parts of the ...
chemistry - 1.what is meant by atomic number of an element? 2.the mass number of...
chemistry - boron-10 has an atomic number of 5. how many neutrons are in this ...

Search
Members