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
lisov135 [29]
3 years ago
8

I NEED HELP PLEASE ASAP!! :) How many molecules are represented by 3CO2?

Chemistry
2 answers:
andriy [413]3 years ago
7 0
9. 3 Carbon and 6 Oxygen
barxatty [35]3 years ago
7 0

we can start by noting that there are three carbon atoms in each C3H8 molecule. thus, three CO2 molecules are formed for every C3H8 molecule consumed.

You might be interested in
WILL GIVE BRANLIEST TO WHOEVER ANSWERS THIS QUESTION>>> How many valence electrons does NaHCo3 have?
nydimaria [60]

Answer:

NaHCO3

Na = 1

H = 1

C = 4

Explanation:

5 0
3 years ago
How many moles are in 1.51 x 10^26 atoms of xenon? will mark brainlyest
zhuklara [117]

0.94Answer:

Explanation:

TO find the number of moles in a substance given its number of  

entities we use the formela

7 0
3 years ago
Calculate the amount of formula units in 2.10 moles of MgCl₂
Eva8 [605]
MgqI% = the formula and mass for H20 and that should be your answer for water
5 0
3 years ago
A certain protein was found to contain 0.292% manganese by mass. Determine the minimum molecular mass of the protein.
Lisa [10]
55u \ \ \ \ \ \ \Rightarrow \ \ \ \ \ 0,292\%\\
x \ \ \ \ \ \ \ \ \ \Rightarrow \ \ \ \ \ 100\%\\\\
x = \frac{55u*100\%}{0,292\%}\approx18835,62u
4 0
3 years ago
Which of the following statements correctly relates mutations and survival rates of plants?
Tasya [4]
Answer is: <span>Mutations sometimes improve the chances of survival for a plant.
</span>Mutations are very important because they change <span>variability in populations and in that way enable evolutionary change.
</span>There are three types of mutations:
1) good or advantageous mutations - <span> improve the chances of survival for a plant.
2) </span>bad or deleterious - decrease the chances of survival for a plant.
3) neutral -  not affect he chances of survival for a plant.
3 0
3 years ago
Other questions:
  • A sample of krypton gas in a container of volume 1.90 L exerts a pressure of 0.553 atm at 21 Celsius. How many moles of gas are
    5·2 answers
  • A biology student wants to conduct a study of how the amount of food affects weight gain for mice. He sets up four cages with a
    12·1 answer
  • Determine the oxidation state of the metal ion in [co(nh3)5br]2+. express your answer as an integer.
    10·1 answer
  • Given the values of ΔGfo given below in kJ/mol, calculate the value of ΔGo in kJ for the combustion of 1 mole of butane to form
    5·1 answer
  • A student has 7.05 g of zinc powder, 1.60 L of a 3.40 M calcium nitrate solution, and 1.50 L of a 1.60 M lead(II) nitrate soluti
    12·1 answer
  • Neutral atom contains 22 protons and 24 neutrons​
    15·1 answer
  • Why is the finance charge important to consider when shopping for credit?
    6·1 answer
  • The rate constant of a first order reaction is 0.035 sec-1. How much of a 1.5 M sample of reactant would remain after 28 seconds
    11·1 answer
  • The diagram below represents a beaker of water being heated by a flame. The arrows represent heat
    14·1 answer
  • Cells are made of organelles, specialized structures at each perform specific functions that help the cell maintain homeostasis.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!