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Agata [3.3K]
3 years ago
9

How will it move ? quiz2 can yall help me with this quiz. ​

Chemistry
1 answer:
olga55 [171]3 years ago
3 0

How will what move? What, exactly, are you asking?

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Jordan wonders why there is dew on the grass in the morning. He asks a few friends to see what they think. His friend Tasha says
kykrilka [37]

No because dew is water droplets that come from condensation rather than from rain coming at night

4 0
3 years ago
Read 2 more answers
Qué valores rescatas de la labor que realizan los bomberos
sertanlavr [38]

Explanation:

Honor:Cumplimos con nuestros deberes con entusiasmo y entrega. Honradez:Respeto a los demás, coherencia física e intelectual en lo que pertenece a cada persona y convicción de defenderlo. Humanismo:Preocupación por lo social y humano. ... Respeto:Tratar humanamente a las personas.

8 0
3 years ago
In a reaction where an OH group is substituted with a Cl, 15.02 g of 3-phenyl-2-butanol (MW=150.2 g/mol) is the starting materia
Brrunno [24]

Answer:

16.81 g of C₁₀H₁₃Cl

Explanation:

When 3-phenyl-2-butanol reacts with HCl it undergoes a substitution reaction to form 2-chloro-3-phenylbutane and water.

C₁₀H₁₄O + HCl ⇄ C₁₀H₁₃Cl + H₂O

The molar mass of 3-phenyl-2-butanol is 150.2 g/mol and the molar mass of 2-chloro-3-phenylbutane is 168.1 g/mol. The molar ratio is 1:1. Then, for 15.02 g of 3-phenyl-2-butanol, the theoretical yield is:

15.02gC_{10}H_{14}O.\frac{168.1gC_{10}H_{13}Cl}{150.2gC_{10}H_{14}O} =16.81gC_{10}H_{13}Cl

8 0
3 years ago
The compound adrenaline contains 56.7 % c, 6.56 % h, 28.37% o and 8.28 % n by mass. what is the empirical formula for adrenaline
-Dominant- [34]

Answer:- An empirical formula of adrenaline is C_8H_1_1O_3N .

Solution:- Convert given percentages to moles and then calculate the mol ratio to get the simplest whole number ratio of moles of atoms which is the empirical formula of the compound.

C=\frac{56.7}{12} = 4.725 mol

H=\frac{6.56}{1} = 6.56 mol

O=\frac{28.37}{16} = 1.773 mol

N=\frac{8.28}{14} = 0.591 mol

let's calculate the mol ratio now. To calculate the mole ratio, we divide the moles of each by moleso f N as it's the least one:

C=\frac{4.725}{0.591} = 8

H=\frac{6.56}{0.591} = 11

O=\frac{1.773}{0.591} = 3

N=\frac{0.591}{0.591} = 1

So, an empirical formula of adrenaline is C_8H_1_1O_3N .


3 0
3 years ago
What forces are present in this situation?
Andre45 [30]

Answer:

gravity and tension i believe is the answer HOPE THIS HELPED

Explanation:

4 0
3 years ago
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