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svet-max [94.6K]
2 years ago
13

Since children of the first union/marriage have the trait the great- grandparents do not have the trait they must have been carr

iers.
a. true
b. false
Chemistry
2 answers:
Marrrta [24]2 years ago
8 0
False, sorry if I’m wrong.
stira [4]2 years ago
6 0

Answer:

a.true

Explanation:

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Suggest the pH of the solution made when potassium oxide dissolves in water.
Varvara68 [4.7K]

Answer:

Since KOH is a strong base, the solution completely ionizes into K+ and OH- when in water. The reaction KOH --> K+ + OH- takes place. The concentration of [ OH- ] can then be used to calculate the pOH of the solution. pH = 14 - pOH = 14 - 1.48 = 12.52

Explanation:

4 0
2 years ago
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On average, how many hours of sleep do teenagers need each night? 7 hours 7.5 hours 8 hours 8.5 hours
Marrrta [24]

Answer:

8 to 8.5 since that is the recommended and people usualy sleep more than that

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3 years ago
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How many millimeters are there in 5.12 x 10^5
Anton [14]

Answer:

5.12x10¹¹ millimeters

Explanation:

Milli is a prefix used in science and engineering to decribe the number as the exponent x10⁻³. In the prefix kilo, the number is at the exponent x10³.

5.12x10⁵ kilometers are:

5.12x10⁵ kilometers * (1000m / 1km) = 5.12x10⁸ meters

5.12x10² meters * (1m / 1000millimeters) = 5.12x10¹¹ millimeters

8 0
3 years ago
Suppose you are a member of your city planning board. A company wants to build a large shopping mall near a river in your area.
Flura [38]
A should be the answer.
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Roger has determined the point of origin of a fire at a crime scene. What should he traditionally NOT collect from
Sati [7]

When investigative officers get to a crime scene, they do not need to collect water samples.

<h3>What is a crime scene?</h3>

A crime scene is a place where an offence has been committed. It is usually cordoned off to enable investigation of the crime and the collection of samples.

When investigative officers get to a crime scene, they do not need to collect water samples.

Learn more about investigation:brainly.com/question/1191670

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