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Aleksandr [31]
3 years ago
15

Exercise 2

Chemistry
1 answer:
Brums [2.3K]3 years ago
5 0

Answer:

1. Reuse

2.Recycle

3.Reuse

4.Reduce

5.Recycle

Explanation:

Yun lang po ang alam ko.

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The diameter of a carbon atom is 0.000000000154 m. What is this number expressed in scientific notation?
Viktor [21]
1.54 x 10^-10 (ten to the negative tenth power)
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3 years ago
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This is craeted when white light is passed throught a prism
dlinn [17]

When light is passed through a prism it refracts and reflects i just did this in school hope it helped

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3 years ago
Similarities between titanium carbon and iron carbon alloy​
valentina_108 [34]

Answer:

When designers require rugged, tough materials for their projects, steel and titanium are the first options that come to mind. These metals come in a wide assortment of alloys - base metals imbued with other metallic elements that produce a sum greater than its parts. There are dozens of titanium alloys and hundreds more steel alloys, so it can oftentimes be challenging to decide where to begin when considering these two metals. This article, through an examination of the physical, mechanical, and working properties of steel and titanium, can help designers choose which material is right for their job. Each metal will be briefly explored, and then a comparison of their differences will follow to show when to specify one over the other.

Explanation:

in the ph. above

8 0
3 years ago
Can someone help me I would really appreciate it
slega [8]
The condensed formula would be CH3-CH(CH4)-CH2-CH(CH4)-CH2-CH(CH4)-CH3. The molecular formula would be C10H25.
8 0
4 years ago
Mercury (Hg) poisoning is a debilitating disease that is often fatal. In the human body, mercury reacts with essential enzymes l
alisha [4.7K]

Answer:

6 x 10⁵ kg Hg

Explanation:

The mass of mercury in the entire lake is found by multiplying the concentration of the mercury by the volume of the lake.

The volume of the lake is calculated in cubic feet:

V = (SA)x(depth) = (100mi²)(5280ft/mi)² x (20ft) = 5.57568 x 10¹⁰ ft³

Cubic feet are then converted to mL (1cm³=1mL)

(5.57568 x 10¹⁰ ft³) x (12in/ft)³ x (2.54cm/in)³ = 1.578856752 x 10¹⁵ mL

The mass of mercury is then found:

m = CV = (0.4μg/mL)(1g/10⁶μg)(1kg/1000g) x (1.578856752 x 10¹⁵ mL) = 6 x 10⁵ kg Hg

3 0
3 years ago
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