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4 years ago

The model for Diminishing Marginal Utility is parabolic in nature, so it has a A:constant,

Chemistry

1 answer:

Tju [1.3M]4 years ago

6 0

The answer is minimum

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How many milliliters of a stock solution of 2.00M KNO3 would you need to prepare 150mL of a 0.3M solution?

ser-zykov [4K]

Answer:

The answer is "22.5"

Explanation:

Concentration:

$M_1= 0.3 \ m \ of\ KNO_3\\\\M_2=2.00\ M\\\\$

Volume:

$V_1=150 \ ml \ of\ KNO_3 \\\\V_2=?$

Using formula:

$M_1V_2=M_2V_2\\\\V_2=\frac{M_1V_1}{M_2}\\\\$

$=\frac{0.3 \times 150}{2}\\\\=\frac{45}{2}\\\\=22.5$

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3 years ago

Objects that vibrate make energy. Which

kap26 [50]

Answer:

A sound

Explanation:

7 0

3 years ago

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_H2 SiCl2 + _H2O −−→ _H8 Si4O4 + _HCl

Serjik [45]

Answer:

Explanation:

pls mark brainliest right

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3 years ago

How many grams of h2 are needed to produce 14.51 g of nh3?

gavmur [86]

Answer:

2.57 g of H₂

Solution:

The Balance Chemical Equation is as follow,

N₂ + 3 H₂ → 2 NH₃

According to Balance equation,

34.06 g (2 moles) NH₃ is produced by = 6.04 g (3 moles) of H₂

So,

14.51 g of NH₃ will be produced by = X g of H₂

Solving for X,

X = (14.51 g × 6.04 g) ÷ 34.06 g

X = 2.57 g of H₂

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4 years ago

Need answer asap .. <br> -20 points! asap please ..

olga_2 [115]

Answer:

$[tex]\purple{\rule{45pt}{7pt}}\purple{\rule{45pt}{999999pt}}[tex]$

Explanation:

$[tex]\purple{\rule{45pt}{7pt}}\purple{\rule{45pt}{999999pt}}[tex]$

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2 years ago