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
Natasha2012 [34]
3 years ago
6

Evaluate 0.411 + 9.9 + 0.8 and round the answer appropriately,

Chemistry
1 answer:
Lemur [1.5K]3 years ago
8 0

Answer:

the answer is 11.111 and when you round it to the nearest one it’s 11, but to the nearest tenth it’s 10

Explanation:

You might be interested in
9. The prefix oct- means
dusya [7]

Answer:

2nd option

Explanation:

it means that there are 8 carbons

3 0
3 years ago
2000 joules are required to heat 125 grams of an unknown substance from 10 c to 28 c. What is the specific heat of the substance
Delicious77 [7]
Hello! Specific heat is the amount of energy required by known amount of substance to raise its temperature by one degree celsius. In our question it is given that 2000J energy when supplied to 125 g of unknown substance raised its temperature by 18 oC. So, The specific heat is calculated as follow;

3 0
3 years ago
HELPP ASAP PLEASE SEE IMAGES
Simora [160]

Answer:

1st paragraph:

1.compound 2.physical 3.elements 4.water 5. gas 6.white 7. season 8.ratio 9.formula 10.elements 11.atoms 12.subscript 13.one

2nd paragraph

1.stable 2.many/reactive 3.eight 4.helium 5.seven 6.outer 7.one 8.level 9. compounds 10.reactive 11. seven 12. Eight 13.lose 14.gain 15. Share 16.compounds 17. atoms

Explanation:

I just did the 1st page. Gimme a min and I'll do the second.

4 0
3 years ago
What is the volume, in liters, of 4.00 moles of methane gas, CH4, at 13 ∘C and 1.20 atm?
dimulka [17.4K]

Answer:

78.268L

Signifigant figures = 78L

6 0
3 years ago
Pls help
Andrej [43]

Answer:

• None of these

Explanation:

your hand looks too old.

#Rastaman

5 0
2 years ago
Other questions:
  • If δh°rxn and δs°rxn are both positive values, what drives the spontaneous (favored) reaction and in what direction at standard
    14·1 answer
  • Help need help with this question answer plz 30 points
    6·2 answers
  • Imagine you are given a mystery element. It is , however a discovered and known element . You may perform a maximum of two obser
    8·1 answer
  • NEED HELP FAST!20 pts for an easy worksheet
    10·1 answer
  • After conducting SDS-PAGE, you will conduct a staining/destaining procedure, which allows for visual identification of the prote
    12·1 answer
  • If a steel container holds 3.50 moles of hydrogen gas and 3.50 moles of helium gas, and the total pressure is 4.00 atm., what is
    7·1 answer
  • Classify the changes involved in the following processes as physical or chemical changes:
    8·1 answer
  • Identify the contents of the following mixtures. Select all that apply. Each circle is an atom. Different colors are used for di
    15·1 answer
  • The average atomic mass of carbon is 12.01 amu. Based on the atomic
    12·1 answer
  • Practice
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!