1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
sveticcg [70]
3 years ago
9

Biosphere 2 was an attempt to have humans live within a

Chemistry
1 answer:
Hunter-Best [27]3 years ago
5 0
Because it was and they system was losing co2
You might be interested in
Iron is obtained commercially by the reaction of hematite (Fe2O3) with carbon monoxide. How many grams of iron are produced if 1
kherson [118]
 <span>CO is the limiting reactant 
( 25.0 x 3 = 75 moles of CO are required) 

Moles Fe = 30.0 x 2 / 3 = 20.0 
mass Fe = 20.0 x 55.847 g/mol=1117 g </span><span>

I'm just saying</span>
5 0
3 years ago
Are you my mother? Please answer me...
erastovalidia [21]
No sorry because i'm only 12 years old so no

7 0
3 years ago
Read 2 more answers
Why do you think the atomic number is basically represented by the number of protons and not the number of electrons?
Naya [18.7K]

Answer:

The atomic number equals the charge on the nucleus. It therefore also equals the number of protons in the nucleus and also equals numerically the number of electrons in the neutral atom. i think so, hope this helps you

Explanation:

6 0
3 years ago
The answer to (3.540)x(0.0065)x(401) should have ____.
miv72 [106K]
B. Two significant figures


Your final answer can only have as many significant figures as the number that has the least amount of significant figures in it, which is (0.0065)
3 0
3 years ago
The average strength of a hydrogen bond is approximately what percent of the average strength of a covalent bond?
lozanna [386]

<span>Hydrogen bonds are approximately 5% of the bond strength of covalent bonds, for example (C-C or C-H bonds).
Hydrogen bonds strength in water is approximately 20 kJ/mol, strenght of carbon-carbon bond is approximately 350 kJ/mol and strengh of carbon-hydrogen bond is approximately 340 kJ/mol.
20 kJ/350 kJ = 0,057 = 5,7 %.</span>

8 0
3 years ago
Other questions:
  • Cyclohexane (C6H12) is a hydrocarbon (a substance containing only carbon and hydrogen) liquid. Which of the following will most
    10·1 answer
  • Which state of matter takes the shape but NOT the volume of its container?
    5·2 answers
  • Evaluate this statement substances are made of two or more types of elements
    14·2 answers
  • A gas is initially at a pressure of 225 kPa and a temperature of 245 K in a container that is 4.5 L. If the gas is compressed to
    8·1 answer
  • A 6.22-kg piece of copper metal is heated from 20.5 °C to 324.3 °C. The specific heat of Cu is 0.385 Jg-1°C-1.a.Calculate the he
    5·1 answer
  • Unscramble the word. Lncsuoicno
    10·1 answer
  • A student performs the follow experiment.Step 1: she pours a colorless solution into a beaker that contains another colorless li
    13·2 answers
  • How does a changing environment affect plant and animals threat live there
    8·1 answer
  • In which group would the atom be lobe along based on its valence electrons on the periodic table ​
    7·1 answer
  • If the solubility of a N30 gas is 2.26g/l at 1.26atm of pressure, what is the solubility of
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!