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
slamgirl [31]
2 years ago
11

Help me. The last person who answered this question just asked me for personal info.... so please just answer the question...

Mathematics
1 answer:
Lelechka [254]2 years ago
3 0

Answer:

Step-by-step explanation:

so the least common denominator is 12, so:

multiply 3/4ab by three, which equals: 9/12ab

9/12ab-5/12ab = 4/12ab, or 1/3ab

You might be interested in
Ill give you 21 brainly if you answer this PLEASE HELP
Daniel [21]

Answer:

3,8

Step-by-step explanation:

3 0
3 years ago
Type the correct answer in the box. express your answer to two significant figures. a reaction between 1.7 moles of zinc iodide
irga5000 [103]

The percent yield of zinc carbonate is 5.91%.

<h3>What is chemical reaction?</h3>

The chemical reaction is the reaction between two reactants which led to the formation of products.

The products are substances which forms after reaction. The reactants are the substances which are original materials.

Given is a reaction between 1.7 moles of zinc iodide and excess sodium carbonate yields 12.6 grams of zinc carbonate.

The given balanced equation is:  Na₂CO₃ + ZnI₂ → 2NaI + ZnCO₃

From given moles of zinc iodide, the moles of zinc carbonate

1.7 moles of ZnI₂ = 1.7 moles of ZnCO₃

Molar mass of zinc carbonate is 125.38 g/mol

Theoretical yield =  1.7 moles of ZnCO₃ x  125.38 g/mol = 213.15 g  ZnCO₃

Theoretical yield is 213.15 g and the actual yield is given as 12.6 g.

percent yield = [ 12.6 g / 213.15 g  ZnCO₃ ] x 100

percent yield = 5.91%

The percent yield of zinc carbonate is 5.91%.

Learn more about chemical reaction.

brainly.com/question/22817140

#SPJ1

7 0
2 years ago
Simplify and then classify by degree and number of terms<br> 2x+3x^2(4x-5)
Delicious77 [7]

Answer:

2x + 3x^2 (4x - 5)

2x + 12x^3 - 15x^2

12x^3 - 15x^2 + 2x

Degree - 3

Terms - 3 (Trinomial)

<h3>Lets explore more - </h3>

  • The degree of a polynomial is the highest power of its variable
  • Degree represents the no. of zeros of the polynomial

  • <em><u>Linear</u></em><em><u> </u></em> - Degree 1
  • <em><u>Quadrati</u></em><em><u>c</u></em><em><u> </u></em><em><u>-</u></em><em><u> </u></em>Degree 2
  • <em><u>Cubic</u></em><em><u> </u></em><em><u> </u></em><em><u>-</u></em><em><u> </u></em>Degree 3
  • <em><u>Biquadratic</u></em><em><u> </u></em><em><u> </u></em><em><u>-</u></em><em><u> </u></em>Degree 4

  • Terms - Classification of polynomial On the basis of terms

  1. monomial - polynomial which has only 1 term
  2. Binomial - Polynomial which has 2 terms
  3. Trinomial - Polynomial which has 3 terms
5 0
3 years ago
Read 2 more answers
Qx+12=13x+P with only one solution
ra1l [238]
What are you solving for? if you are solving for x, then x=(P-12)/(Q-13)
4 0
3 years ago
Read 2 more answers
I'll make you brainliest Easyquestion 6th grade multiply and add fractions pleaze answer it ASAP
kirill115 [55]

area of triangle= bh/2

                         = 10.5x5.75/2

                         = 30 5/16

6 0
3 years ago
Read 2 more answers
Other questions:
  • 1. What is the measure of each interior angle of a regular hexagon?
    8·1 answer
  • Maddy and her cousin work during the summer for a landscaping company. Maddy's cousin has been working for the company longer, s
    8·1 answer
  • Convert between cups,pints,quarts,and gallons
    8·1 answer
  • The following stem-and-leaf plot shows scores on a recent literature exam for both Class A and B.
    9·1 answer
  • The tires on your bicycle have a diameter of 9 inches. How many rotations does each tire make when you travel 300 feet? Round yo
    7·1 answer
  • What is .the quotient -5 and y ??
    8·1 answer
  • I need this now please
    12·1 answer
  • Five more than 3/4 of a number C is 26 find the number
    11·2 answers
  • PLEASE HELP!!! I will give Brainliest
    5·1 answer
  • 72 teams with 24 players on each team went to the tournament. After each round half the teams were eliminated. How many players
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!