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
aleksandrvk [35]
2 years ago
10

In a certain chemical, the ratio of zinc to copper is 4 to 19. A jar of the chemical contains 646 grams of copper. How many gram

s of zinc does it contain?
Mathematics
1 answer:
klasskru [66]2 years ago
5 0
Chemical and enlargement of reduction in okay 12
You might be interested in
Please helpppp........,
Anna007 [38]
Roc is 12. and x is 3
8 0
3 years ago
Read 2 more answers
1/2-1/4<br><br> help?:) uhhhh thankssss
sertanlavr [38]
1/2 - 1/4 = 2/4 - 1/4 = 1/4

I hope this helps!
4 0
2 years ago
What number should be added to 77 to make the sum 0?
labwork [276]
You should add -77 to 77 because it will cancel out.
5 0
2 years ago
Read 2 more answers
A dealer selects a card at random from a standard deck of 52 cards.
Oksanka [162]

Answer:

a) you are correct about a.

b)2/13 chance

c) 1/2 chance

please mark me as brainliest and give me a thanks and five stars please

3 0
3 years ago
What happens when you multiply 2 negative numbers?
dalvyx [7]
1) either you'll get a negative number
Or
2) You'll get a positive Number..
But I'm guess you'll get a positive number
3 0
3 years ago
Read 2 more answers
Other questions:
  • A triangle has side lengths measuring 20 cm, 5 cm, and n cm. Which describes the possible values of n?
    13·2 answers
  • Can someone PLEASE help ME with this math problem????? Nobody knows how to complete it!
    15·1 answer
  • The difference of two numbers is 44 1/2 . If the smaller of the two numbers increases 7 times then the difference will be 10 3/1
    7·1 answer
  • A student has learned that test scores in math are determined by this quadratic function: s(t) = -(t-6)^2 + 99
    10·1 answer
  • Jenna starts her homework at 6:30 P.M. She solves math problems for 20 minutes. She works on a paper for history for 30 minutes
    5·2 answers
  • Help! I wasnt at school when my teacher taught me how to do this and i don’t understand. We have to find all the missing angles.
    8·1 answer
  • Are angles 1 and angle 4 vertical? Are angles 3 and angle 5 vertical?
    13·1 answer
  • Identify the pair of angles as complementary, supplementary, both, or neither.
    15·2 answers
  • Simplify the equation -x^3 + 5x + 7x^2 +8x^3 - (-x^3 +x)​
    8·2 answers
  • Write the equation of the line f.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!