B 0.15 C. 0.940M
D. 1.500M
3.
THEORY QUESTIONS
1. (a) Explain the differences in the reactions
zinc with dilute trioxonitrate (M) acid and a
(b) Write equations to illustrate how
ammonia gas can be converted into
dements
avaion
by an
t not
with dilute hydrochloric acid.
by
in
KO
(S
(a)
4.
e in
one
(b)
hea
trioxonitrate (V) acid
(c) Calculate the mass of sodium
trioxonitrate (M) produced when 30.0g of
sodium hydroxide reacts with 100cm* ofll
trioxonitrate (V) acid.
(i) z
(ii) C
V) explain acidic oxide

they have identical fossils of organisms that have evolved over time.

both have animal fossils preserved in them due to weathering and erosion.

they contain different fossils because life on earth has changed through time.

the fossils in them were formed on the surface of earth due to exposure to sunlight.

the answer to the blank provided is “an autosomal gene that is required for the expression of genes on the x chromosome”.

testis-determining factor, abbreviated as td, which is more popularly known as sex-determining region y or sry protein, is a dna-binding protein or  gene-regulatory protein/transcription factor, encoded by the  sry gene. it is the gene responsible for the initiation of male gender determination in humans.

answerparathyroid gland;