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Leokris [45]
3 years ago
5

Why did we have you determine the reaction rate using reactant consumed per unit of time instead of product formed per unit of t

ime?
Chemistry
1 answer:
Vsevolod [243]3 years ago
7 0

Answer:Rate of reaction can be determined in terms of concentration of reactants consumed or concentration of product formed per unit time

Explanation: For the reaction below

A ===>B

The reactant is A while the product given is B.

Reaction rate = Δ[B]/Δt = -Δ[A]/Δt

The concentration of A will decrease with time while the concentration of B will increases with time.

The negative sign in -Δ[A]/Δt is to convert the expression to positive since the change will always be negative (decreases)

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You buy butter $3.31 a pound one portion of onion compote requires 1.7 oz of butter how much does the butter for one portion cos
Lorico [155]

Answer:

The butter for one portion cost is $0.35.

Explanation:

5 0
3 years ago
I need help with these questions in the picture
KIM [24]

Answer:

There is no picture

Explanation:

You forgot to put the picture

5 0
3 years ago
An unknown compound contains only C , H , and O . Combustion of 5.60 g of this compound produced 13.7 g CO2 and 5.60 g H2O . Wha
son4ous [18]

Answer:

Empirical formula of compound  is C₄H₈O

Explanation:

Given data:

Mass of compound = 5.60 g

Mass of CO₂ = 13.7 g

Mass of H₂O = 5.60 g

Empirical formula of compound = ?

Solution:

Percentage of C:

13.7 g/5.60 g × 12/44× 100

2.45×0.273× 100 = 66.9%

Percentage of H:

5.60 g/ 5.60 g × 2.016/18 × 100

11.2%

Percentage of O:

(66.9% + 11.2%) - 100 = 21.9%

Grams atom of  C , H, O

66.9/12 = 5.6

11.2 / 1.008 = 11.11

21.9 / 16 = 1.4

Atomic ratio:

           C                 :               H           :              O

           5.6/1.4         :            11.11/1.4    :            1.4/1.4

              4                :               8            :               1

Empirical formula:

C₄H₈O

7 0
4 years ago
Which of the following elements will form covalent bonds?
Lerok [7]

Explanation:

the answer is C- H2O (water)

8 0
3 years ago
Identify the independent and dependent variable
Readme [11.4K]
The independent variable (x-axis) is what the scientist (or supervisor) can change themselves while the dependent variable (y-axis) is the result of the independent.

Note, just like how you graph a coordinate, you would go along the x-axis, which is the independent variable, and from there, you go up or down the y-axis because of the dependent variable.

e.g. The height of a plant DEPENDS on how much fertilizer the farmer give it.

The independent is the amount of fertilizer, because the farmer could control how much they give, and the height of the plant is the dependent variable because it depends on the independent variable.
8 0
4 years ago
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