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3 years ago

What is the effect of pressure on boiling point??? 1 mark answer plsss

Chemistry

2 answers:

d1i1m1o1n [39]3 years ago

8 0

Answer:

direct effect

Increasing the pressure increases the boiling point and decreasing the pressure decreases the boiling point

melomori [17]3 years ago

4 0

Answer:

The boiling point increases with increased pressure up to the critical point, where the gas and liquid properties become identical

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R is the midpoint of FG.<br><br> FR = 26 find RG

vichka [17]

Answer:

Explanation:

This is because if R is the midpoint of FRG, FR is half of FRG, so basically all you do it multiply by 2 to get the FRG

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3 years ago

If parents wanted to pick their child's traits like hair color, gender, eye color, what would doctors have to do?

kap26 [50]

Answer:

Nothing

Explanation:

I would say this because the parents are picking the baby's traits and they make all the decisions. And i guess the doctor would have to follow the traits, if i'm right i tried

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3 years ago

How many protons does silicon have? <br> a. 2 <br> b. 14 <br> c. 28 <br> d. 28.08

EleoNora [17]

The answers is, B. 14

5 0

3 years ago

Describe how PERIODS and GROUPS are set up on the Periodic Table of Elements.

Oliga [24]

Answer:

Periods are horizontal rows (across) the periodic table, while groups are vertical columns (down) the table. Atomic number increases as you move down a group or across a period.

(Love your pfp btw)

Explanation:

8 0

3 years ago

What is the mass in grams of 120 liters at STP oh He gas

skad [1K]

The mass of He gas = 21.428 g

<h3>Further explanation</h3>

Given

120 liters of He gas

Required

the mass in grams

Solution

Conditions at T 0 ° C and P 1 atm are stated by STP (Standard Temperature and Pressure). At STP, Vm is 22.4 liters/mol.

Mol for 120 L :

$\tt \dfrac{120}{22.4}=5.357~moles$

Mass of He gas(MW=4 g/mol) :

$\tt mass=mol\times Ar\\\\mass=5.357\times 4=21.428~g$

5 0

2 years ago