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serg [7]
3 years ago
13

Can someone help me plz. Fast

Chemistry
2 answers:
Stels [109]3 years ago
8 0

Answer:

it helps people understand that there is more to the universe then just earth. how there might be a possibility that there is something out in space that's greater then humans.

Explanation:

Misha Larkins [42]3 years ago
6 0

Answer:

so they can learn how it has atmosphere or if it has moons or rings

Explanation:

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PLS HELP
Makovka662 [10]
Answer may be 1 co2 I might be wrong sorry
7 0
3 years ago
How many mL of water would be displaced by 408 g of lead?
Galina-37 [17]

Answer:

36 mL of water can be displace by the 408 g lead

Explanation:

Given data:

Mass of lead = 408 g

Volume of water displaced by lead = ?

Solution:

The volume of water displace by the lead would be equal to the given volume of lead.

So we will calculate the volume from given mass of lead from density formula.

Density:

Density is equal to the mass of substance divided by its volume.

Units:

SI unit of density is Kg/m3.

Other units are given below,

g/cm3, g/mL , kg/L

Formula:

D=m/v

D= density

m=mass

V=volume

Density of lead is 11.36 g/cm³.

d = m/v

11.36 g/cm³ = 408 g/ v

v = 408 g/ 11.36 g/cm³

v =36 cm³

1 cm³  = 1 mL

volume = 36 mL

36 mL of water can be displace by the 408 g lead.

4 0
3 years ago
C2H6BrCl is a compound. What is the ratio of carbon to bromine atoms in the molecules!
lubasha [3.4K]

Answer:

3  1

Explanation:

3 0
4 years ago
Which is not a compound? a)Gold b)water c)sugar D)silicon dioxide
sweet [91]
Gold is an element. Water is made from hydrogen and oxygen, and silicon dioxide is an oxide of silicon, consisting of <span> two oxygen atoms and one silicon</span>
8 0
3 years ago
Which type of ions do metals form?
alexandr1967 [171]

Answer:

metal atoms lose electrons to form positively charged ions. non-metal atoms gain electrons to form negatively charged ions

5 0
3 years ago
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