Chemistry, 21.07.2019 17:30 DesireeGuzman5213

What prokaryotic oranism shows up as the earliest fossils? a, archaea b, echinoderms c, algae d, cyanobacteria

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 02:40

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Answers: 2

Answer

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

Answer

Chemistry, 22.06.2019 22:30

Salt in oceans comes from and of rocks

Answers: 1

Answer

Chemistry, 23.06.2019 01:00

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold

Answers: 2

Answer

You know the right answer?

What prokaryotic oranism shows up as the earliest fossils? a, archaea b, echinoderms c, algae d, cy...

Questions

English, 28.09.2020 07:01

Darrian mine in spansh...

Mathematics, 28.09.2020 07:01

Find the x value that makes m parallel to n ...

Mathematics, 28.09.2020 07:01

Determine whether the ordered pair is a solution to the system of equations. (4, 1); x + 2y = 6 3x + y = 11...

Mathematics, 28.09.2020 07:01

Does -34 belong to a whole number, integers, or rational numbers??...

Biology, 28.09.2020 07:01

T or f positive always means good...

Mathematics, 28.09.2020 07:01

A microscope has a setting that magnified an object so that it appears 100 times as large when viewed through the eyepiece. If a tiny insect is 0.095...

Chemistry, 28.09.2020 07:01

Scientific law scientific theory prototype independent variable dependent varia...

Mathematics, 28.09.2020 07:01

Ana and Jesse are scuba diving. Ana is 35 meters below the surface of the water, and Jesse is 8 meters directly below her. What is Jesse's current pos...

Mathematics, 28.09.2020 07:01

1. The student council at Camp Creek Middle School determines that 3 out of 4 students prefer that all school assemblies be held on Friday afternoon....

Mathematics, 28.09.2020 07:01

Boris has 2 1/2 times as much cash as Anna. Charlie has 3/4 as much cash as Anna. Annahas $25.60 in cash.a) How much cash do the th...

Biology, 28.09.2020 07:01

What factors contribute to past and present changes in California's sea otter population?...

History, 28.09.2020 07:01

Discuss the impact of disease on both Europe in the 14th and 15th centuries and on Native Americans after European contact. How was disease both destr...

Mathematics, 28.09.2020 07:01

Find the GCF of 36 and 81 using prime factorizations. The Gcf is...

Social Studies, 28.09.2020 07:01

What is one thing that the Palestinians and Israelites are fighting over? mining rights form of government religion type of economic system...

English, 28.09.2020 07:01

Here we go pls help me! ...

Mathematics, 28.09.2020 07:01

Simplify -4.5+4.2+5.6-7.3...

Mathematics, 28.09.2020 07:01

Find the solution ( , ). Can you please help me understand this and can you please explain the process Thank you! t+w≤2010t+8w≥150...

Physics, 28.09.2020 07:01

Impulse is theof the force and time of contact...

Mathematics, 28.09.2020 07:01

Write the quadratic equation in standard form: 2x2 + 3x + 7 = x

Mathematics, 28.09.2020 07:01

Which of the following represents 5% of a number? *...

More questions: Chemistry Another questions