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kotegsom [21]
3 years ago
12

Bacteria that live around deep-sea, hot-water vents obtain energy by oxidizing inorganic hydrogen sulfide belched out by the ven

ts. They use this energy to build organic molecules from carbon obtained from the carbon dioxide in seawater. These bacteria are __________.
Chemistry
1 answer:
Ber [7]3 years ago
3 0

Answer:

Chemoautotrophs

Explanation:

Autotrophs are groups of organisms that are capable of manufacturing their own food (organic molecules) through the fixation of carbon dioxide. There are two types of autotrophs:

  • <em>Photoautotrophs fix carbon dioxide by using light as the energy for driving the process.</em>
  • <em> </em><em>Chemoautotrophs f</em><em>ix carbon dioxide by  using energy from the oxidation of inorganic molecules such as magnesium, or sulfur.</em>

Chemoautotrophs usually inhabit extreme environment such hot vents, deep sea, etc.

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The body is a system of interacting subsystems composed of a group of specialized cells and tissues because....
marishachu [46]

In multicellular organisms, the body is a system of multiple interacting subsystems. These subsystems are groups of cells that work together to form tissues and organs that are specialized for particular body functions.

Hope This Helps!  Have A Nice Day!

5 0
2 years ago
Determine the density of a liquid from the following data: Mass of the
Tanya [424]

Answer:0.477 g/ml

Explanation:

Density=(40.14-33.79)/13.3 ml

Density=6.35/13.3

Density=0.477 g/ml

6 0
2 years ago
Which weak acid solution has the greatest percent ionization? which weak acid solution has the greatest percent ionization? 0.14
sweet [91]

Answer:

0.0140 M H₂C₆H₆O₆.

Explanation:

  • We should mention the relation: <em>Ka = α²C,</em>

Where, Ka is the dissociation constant of the acid.

α is the degree of ionization of the acid.

C is the concentration if the acid.

<em>The percent of ionization (α %) = α x 100.</em>

α = √Ka/C

∴ α is inversely proportional to the concentration of the acid.

<em>So, the acid with the lowest concentration has the greatest percent ionization.</em>

5 0
3 years ago
Where on the periodic table are the majority of radioactive isotopes found?
Oliga [24]
Periodic table is an arrangement of chemical elements in an organized manner with atomic number. Elements are distributed in columns and groups in periodic table according to their properties.
Many elements have their isotopes and mostly are radioactive but isotopes are not mentioned on the periodic table, elements are mentioned there and all trans-uranium elements are most radioactive.
5 0
3 years ago
Anemia _____.
Andrews [41]

Answer ☘️

  • can be prevented by eating iron-rich foods

Hope it helps ~

5 0
1 year ago
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