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
Maru [420]
3 years ago
6

My insta is gageisgod7j7 HMU

Chemistry
2 answers:
Tcecarenko [31]3 years ago
7 0
Alright sounds good and also thank you so much for the free points dawg
PilotLPTM [1.2K]3 years ago
5 0

Answer:

Maybe ;) maybe not hmmm

Explanation:

You might be interested in
A 9-ounce of glass contains 72 milligrams of vitamin
sleet_krkn [62]
Answer: 7.2 ounces


Explanation:



1) Data:

<span>- glass size: 9-ounce
</span><span>
</span><span>- content of vitamin C: 72 milligrams
</span><span>
</span><span>
</span><span>- glasssize: x
</span><span>
</span><span>- content of vitamin C: 60 milligrams
</span><span>
</span><span>
</span><span>2) Proportion
</span><span>
</span><span>
</span><span>9 ounces / 75 mg = x / 60 mg
</span><span>
</span><span>
</span><span>3) Solution:
</span><span>
</span><span>
</span><span>9 ounces × 60 mg = 75 mg × x
</span><span>
</span><span>
</span><span>⇒ x = 9 ounces × 60 mg / 75 mg = 7.2 ounces
</span>
7 0
3 years ago
Copper, a metal known since ancient times, exists in two stable isotopic forms, 6329Cu (69.09%) and 6529Cu (30.91%). Their atomi
Svetradugi [14.3K]

Answer:

Wt. Avg. Atomic Weight => 63.35457 amu

Explanation:

Given              Isotopic             %Abundance     fractional          Wt Avg

                  At. Mass (amu)                                  abundance      contribution                    

Cu-63              62.93                      69.09              0.6909            43.4783

Cu-65              64.9278                  20.0668        0.200668        20.0668

Wt Average of all isotopes = ∑Wt Avg Contributions

=  43.4783 amu + 20.0668 amu = 63.35457 amu

7 0
3 years ago
A sample of a substance has a mass of 7.5 g and a volume of 2.5 cubic centimeters. What is the object’s density?
Inga [223]

Answer:

option A is the correct answer .

Explanation:

as density = mass per unit volume

density = 7.5/2.5 = 3 gm / cm³ ..is the answer ...

pls mark my answer as brainlist plzzzz and plz vote

7 0
3 years ago
Read 2 more answers
Balance the equation AlCl3 + H2SO4 yields Al2(SO4)3 +HCl
Natalija [7]

Answer:

2AlCl3 + 3H2SO4 → Al2(SO4)3 + 6HCl

Explanation:

3 0
3 years ago
Does 1 gallon or 100 gallons take longer to boil
Ilya [14]

Answer:

it takes 100 gallons longer to boil then it does 1 gallon

Explanation:

brainliest please??

4 0
2 years ago
Other questions:
  • Why is plastic not classified as a composite?
    8·1 answer
  • When acid (X) reacts with base (Y) to produce Mg3(PO4)2- what are X and Y
    8·1 answer
  • A branched alkane has ________ boiling point relative to the isomeric linear alkane. there are ________ london force interaction
    14·1 answer
  • In what orbital would to valence electrons of strontium be found? a.) 5s b.) 4s c.) none d.) 5p​
    12·1 answer
  • Which of the following statements are TRUE? Group of answer choices Dynamic equilibrium indicates that the amount of reactants a
    12·1 answer
  • The three states of matter are solid, liquid, and gas. true or false
    6·1 answer
  • Of the reactions listed below, which one is NOT a combination reaction? A) C + O2 =&gt; CO2 B) 2Mg + O2 =&gt; 2MgO C) 2N2 + 3H =
    15·1 answer
  • 9.49.8 grams of Kl is dissolved in 1.00 kg of solvent. What is the molality?
    11·1 answer
  • which of the following would remain a liquid longest as the temperature continues to drop? propane, octane, hexane, ethane
    9·1 answer
  • What’s the mass of 1.5 moles of c6h14
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!