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inessss [21]
3 years ago
13

The concentration of sodium chloride (58. 4 g/mol) in an aqueous solution that is 2. 23 m and that has a density of 1. 01 g/ml i

s __________% by mass.
SAT
1 answer:
prohojiy [21]3 years ago
8 0

Answer:

blank=Density probally

Explanation:

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A good rule of thumb is to design the horizontal stabilizer so that its area is about 1/6 to 1/8 of the area of the wing. If the
mars1129 [50]

Answer:

Answer:

Stabilizer with area = 14 cm².

Step-by-step explanation:

Area of the wing = 101.25 cm²

Rule of the thumb is that area of stabilizer must be about 1/6 to 1/8 of the area of wing. So, first we calculate 1/6 of the area of the wing and 1/8 of the area of the wing. Area of stabilizer must be in between these two numbers.

1/6 of the area of wing = \frac{1}{6} \times 101.25 = 16.87561×101.25=16.875

1/8 of the area of wing = \frac{1}{8} \times 101.25 = 12.65681×101.25=12.656

This means, the area of horizontal stabilizer must be in between 12.656 cm² and 16.875 cm². From the given options only one option lies in between these two numbers and that is 14 cm²

Therefore, area of a good stabilizer design from the given options would be 14 cm²

7 0
3 years ago
Read 2 more answers
Select the correct answer from the drop-down menu. the scatter plot shows the population of napa county from 1970 through 2010.
pishuonlain [190]

Answer:

A Positive

Explanation:

I got the question right on the test.

6 0
2 years ago
If a DNA sequence read AATCCTGTGCAT what would the complementary strand be?
hram777 [196]

Answer:

TTAGGACACGTA

Explanation:

I guess this is the answer

5 0
4 years ago
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Select the answer that best completes the following sentence: samantha is looking to buy a health plan for herself and her famil
kvasek [131]

Health plans are the medical insurances that are used to cover medical bills or expenses. Using the standard plan she can pay $7,000, and using the economy plan $6,000.

<h3>What are economy and standard plans?</h3>

An economy plan is a health plan that covers the cost and the spending of the health care industry. To buy health care plans she needs to approach in-network doctors.

The standard plan is the health plan that pays approximately 60% of the total cost. The maximum out-of-pocket cost that is supposed to be paid in the standard plan is $7,000.

Therefore, economy and standard are the health care plans.

Learn more about economy plans here:

brainly.com/question/26217317

#SPJ1

3 0
2 years ago
Which of the following statements is FALSE?
TiliK225 [7]

The statement that is FALSE among the given options on hypothesis testing is;

Option D; Reducing the significance level (α) can increase a test's effectiveness.

This is about hypothesis testing.

Let us look at each of the options.

  • A) When we increase the sample size, it means the testing becomes more sensitive and as such we are more likely to reject the null hypothesis. Thus, it increases the effectiveness.

  • B) Alpha (α) is defined as the probability of rejecting the null hypothesis. Thus it is the probability of making a Type I error.

  • C) Expanding the sample size makes the hypothesis test to be more sensitive. That is makes it more likely to reject the null hypothesis when it is  false and as such it increases the power of the test.

  • D) The lower the significance level, the lower the power of the test and as such the lesser the tests effectiveness.

Read more about hypothesis testing at; brainly.com/question/15980493

7 0
3 years ago
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