Question

Put a small portion of sample B in a dry test tube and heat strongly
a. describe the residue

2. Take another portion of sample B in a test tube and add nitric acid to dissolve all of the sample ( keep this solution for 3 (a) and (b)

a. record observations
b. identify the gas evolved
c. make deductions

3. Divide the solution above into two parts
a. To one portion add sodium hydroxide solution , first a little them in excess

1. describe what you observe
2. many any deductions you can

b. To the second portion add ammonia solution , first a little then in excess
1. describe your observations

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Answer 1

Answer:

Which class question is this brother