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s344n2d4d5 [400]
3 years ago
10

Most terrestrial plants are members of this Division:

Chemistry
2 answers:
aliina [53]3 years ago
4 0

Answer:

most flowering plants are classified as angiosperms

AURORKA [14]3 years ago
4 0

Answer:

I think the answer is Bryophyta

Explanation:

seedless,non vascular plants that are the closest extant relative of early terrestrial plants

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What is the formula for this ionic formula ba 0
cestrela7 [59]

Answer:

BaO

Explanation:

The barium oxide chemical formula is BaO. The molar mass is 153.33 g/mol. The molecule is formed by one barium cation Ba2+ and one oxide anion O2-. Both ions are bound by one ionic bond.

3 0
2 years ago
Tyrosine absorbs maximally at 290 nm. A 0.2162 g sample containing some amount of Tyrosine was placed into a 250.0 mL volumetric
mojhsa [17]

Answer:

B. 0.069 %

Explanation:

It should be initially noted in this answer in particular that, the amino acids tryptophan and tyrosine have a very precise 280 nm absorption rate, which allows a direct A280 size of protein concentration. The 280 nm UV absorbance rate is regularly utilized to approximate protein concentration in laboratories due to its simplistic nature, its affordability and also the ease of usage.

kindly check the attached image below for the solution to the above question.

7 0
3 years ago
Number of molecules in 2.5 moles of silver
Snowcat [4.5K]

Answer:

1.5×1024 molecules

Explanation:

6 0
3 years ago
How much energy has your body used, in joules, if your health
Verdich [7]

Answer:

  1. 1,882.8 joules
  2. 83.652 calories

Explanation:

Given:

Amount in calories = 450 calories

Amount in joules = 3.5 × 100 joules

Find:

  1. Change in joules
  2. Change in calories

Computation:

We know that,

1 calories = 4.184 joules

So,

Amount in calories = 450 calories

= 450 × 4.184

= 1,882.8 joules

Amount in joules = 3.5 × 100 joules

=  [3.5 × 100] / 4.184

= 83.652 calories

8 0
2 years ago
Skepticism _____. means not having an open mind is the belief that knowledge is not certain is a quality scientists should not h
mezya [45]

Answer:

(C) is the belief that knowledge is not certain.

Explanation: I would say it’s (C) because Most scientist or empirical skeptic is one who questions beliefs on the basis of scientific understanding and empirical evidence. Scientific skepticism may discard beliefs pertaining to purported phenomena not subject to reliable observation and thus not systematic or testable empirically.

7 0
2 years ago
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