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konstantin123 [22]
3 years ago
15

Will mark BRAINLIEST!! PLEASE ANSWER I HAVE 5 MINS

Chemistry
1 answer:
maksim [4K]3 years ago
3 0

Answer:

Explanation:

7A 0.2

7B cork

7C  Yes because the lighter it is the more likely it will float

7D  Density is one of the fundamental scientific principles of life. It can describe any everyday object. Despite its significance, students often struggle to understand what it really is. Density is a measurement of how much space or volume is packed in an object or substance.

8   property means a characteristic or trait that you can use to describe matter by observation, measurement, or combination.

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34 Which elements have the most similar chemical properties?(1) boron and carbon
ziro4ka [17]
....oxygen and sulfur this is cuz of the potential energy there in the same properties 
4 0
3 years ago
State the number of protons, electrons and neutron ​
skad [1K]

Answer:

You didn't show which element it is. The proton is the atomic number, the electron is the same number of protons, and the neutron is the atomic mass rounded to the nearest whole number minus the proton.

Explanation:

4 0
3 years ago
What is the solubility of silver chromate in parts per million?
pantera1 [17]
What is the solubility of barium chromate in parts per million?
*parts per million = Grams of Solute/grams of solution X 10^6 (which is ppm)
2.787 x 10^-3g/L x 1L/1000g x 10^6 = 0.02779, or 2.78 x 10^-2ppm

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this is correct for the pearson mastering chemistry question
4 0
3 years ago
1.rain pours from the sky
kogti [31]

Answer:

1.Precipitation

2.Transpiration

3.Condensation

4.Evaporation

5.Evaporation

3.Condensation

Explanation:

Rain pours from the sky occurs due to the process of precipitation, leaves of the plant dried due to the process of transpiration in which the water is evaporated from the body of plant, fluffy clouds form in the sky occurs in the process of condensation, bathing suit dries after swim is due to evaporation in which water is removed and goes into the atmosphere and water puddles disappear due to the process of evaporation. Evaporation is the removal of water from the any surface whereas transpiration is the removal of water from plant body parts.

7 0
3 years ago
Need Help!!! What else should I write?
alexira [117]
You should write to make it a different way like with eye contact solution, laundry detergent, etc. You could also write to see if lotion would have an affect on the expandable-ness
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