Select the correct answer.
In this drawing, which layer of rock is the oldest?
a diagra...
Chemistry, 31.03.2021 03:00 anonymous666s
Select the correct answer.
In this drawing, which layer of rock is the oldest?
a diagram showing six layers of rock with a low wall or fence cutting through them;
layer 1: trilobite
layer 2: ammonite;
layer 5: plant;
layer 6: trilobite and armored fish
A.
layer 1
B.
layer 2
C.
layer 5
D.
layer 6
Answers: 2
Chemistry, 21.06.2019 16:30
What is a scientific theory? a. a scientist's guess about how something works b. the results of an experiment obtained using the scientific method c. a proven fact that will never change d. an idea that is backed by data from many sources
Answers: 2
Chemistry, 22.06.2019 18:10
Given the following at 25c calculate delta hf for hcn (g) at 25c. 2nh3 (g) +3o2 (g) + 2ch4 (g) > 2hcn (g) + 6h2o (g) delta h rxn= -870.8 kj. delta hf=-80.3 kj/mol for nh3 (g), -74.6 kj/mol for ch4, and -241.8 kj/mol for h2o (g)
Answers: 1
Geography, 21.12.2019 04:31
Geography, 21.12.2019 04:31
Social Studies, 21.12.2019 04:31
Mathematics, 21.12.2019 04:31
Business, 21.12.2019 04:31
Biology, 21.12.2019 04:31
Health, 21.12.2019 04:31
Mathematics, 21.12.2019 04:31
Mathematics, 21.12.2019 04:31
Mathematics, 21.12.2019 04:31
Biology, 21.12.2019 04:31
Mathematics, 21.12.2019 04:31
Social Studies, 21.12.2019 04:31