2 years ago

Which formulas represent compounds?

Chemistry

2 answers:

Nimfa-mama [501]2 years ago

6 0

The answer will be B

Alexxandr [17]2 years ago

5 0

Your answer is B. CO2 ; H2O

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4. Explain why 50 g of liquid water at 0°C heats-up more quickly than 50 g of an ice water mixture at 0°C under the same conditi

Minchanka [31]

4) the ice has to be heated up to above 0c first, as it is continuing to cool the water back toward 0c
5) 0.0338 kcal
(33.8/1000)
6) 1.2506 kcal
((33.8*37.0)/1000)

5 0

2 years ago

Checking if my answer is correct: I got LARQY, but I'm pretty sure it's wrong. Can somebody please help?

babunello [35]

Answer:

you are right

Explanation:

and i do not need to explain it because you did

8 0

2 years ago

How many moles of oxygen gas occupy 67.2 L of volume at STP?<br> A 0.333<br> B 3.00<br> C 1.00

posledela

Answer:

I would say b hope this helps

Explanation:

have a good day btw i had this question before:D

7 0

2 years ago

The type of chemical bond that involves the transfer of electrons between atoms is a(n) bond.

aev [14]

An ionic bond occurs when an atom transfers or takes Electrons from another atom.

8 0

2 years ago

Read 2 more answers

The force of 20 N acts upon a 5kg block. What is the acceleration of the block?

charle [14.2K]

Answer:

<h2>The answer is 4 m/s²</h2>

Explanation:

The acceleration of an object given it's mass and the force acting on it can be found by using the formula

$a = \frac{f}{m} \\$

where

a is the acceleration

f is the force

m is the mass

From the question

f = 20 N

m = 5 kg

We have

$a = \frac{20}{5} \\$

We have the final answer as

Hope this helps you

8 0

2 years ago