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kozerog [31]
3 years ago
15

Question 38 (1 point)

Chemistry
1 answer:
Fiesta28 [93]3 years ago
8 0

Answer: Protons because they have a positive charge.

Explanation:

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Which organisms in this food web are carnivores? Select the two correct
LUCKY_DIMON [66]

The two correct options are Poison dart frog and Boa constrictor. Both these organisms are pure carnivores which are also known as pure meat eaters in the food web. Carnivores are organisms in the food chain that only meat-eaters and never take any type of vegetation in their diet.

Explanation:

  • A Poison dart frog purely survives on meat (meat- eater).
  • Long sticky tongues are used to catch their prey such as ants, flies, insects.
  • Since they produce high toxin levels, it has very few predators in the wild.
  • Boa constrictor is also an organism that eats only meat.
  • While they are young they eat prey like rats, squirrels and mice.
  • The type of attack used by a boa constrictor is an ambush attack type. It attacks its preys using the surprise factor.

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How many moles of Na are needed to produce 4 moles of NaCl in the reaction below?
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4 moles of Na are needed.

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Why is it the principle about the relationship between mass and volume always true of substance, but not always true of mixtures
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For pure substances, the mass and volume will always be the same or will always change the same way because all substance are the same throughout.

While for mixtures, you can have varying amount of each component therefore mass and volume will not change the same way for substances

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The ideal of stationary orbit was first given by?​
marusya05 [52]

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Neil Bohr

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Express 1340000 in scientific notation
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1.34*10^6
Move the decimal 6 times to the left, it is a number 1-10
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