2 years ago

I need help with this

Chemistry

1 answer:

natulia [17]2 years ago

6 0

Answer:

129 units cubed

Explanation:

There are ten spaces between 120 and 130, so we can infer that each line represents a change in volume of 1 unit. The volume of the substance in the graduated cylinder looks like it's 1 under 130, so its volume is 129 units.

Hopefully this was helpful! :)

You might be interested in

When zinc nitrate is heated, zinc oxide, nitrogen dioxide(NO2) and oxygen gas are

laiz [17]

Answer:

i) 16.5g of ZnO

ii) 9.8 dm³ of NO2

Explanation:

The working is shown in the photo so kindly refer to it

6 0

2 years ago

How many moles are in 1.51 x 10^26 atoms of xenon? will mark brainlyest

zhuklara [117]

0.94Answer:

Explanation:

TO find the number of moles in a substance given its number of

entities we use the formela

7 0

3 years ago

ow does the food chain start? A Plant life uses energy from the sun to make food. B Insects like grasshoppers eat plant life. C

Natali [406]

A is the answer! I’m pretty sure hopefully i helped!!

5 0

2 years ago

20 ml each of oxygen and methane are allowed to react when the reaction is completed. The system now contains

Mekhanik [1.2K]

Answer:

CH4(g)+2O2(g)→CO2(g)+2H2O(l).

5 0

3 years ago

Explain why the larger the hydrocarbon molecule is the more

RideAnS [48]

Answer:

Longer hydrocarbon molecules have a stronger intermolecular force. More energy is needed to move them apart so they have higher boiling points . This makes them less volatile and therefore less flammable

6 0

2 years ago

Read 2 more answers