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Otrada [13]
3 years ago
7

Each of the solutions was prepared with the same concentration so that the effect of concentration (0.05 M) would not be introdu

ced into why conductivity values change from solution to solution
A)True
B)False
Chemistry
1 answer:
iris [78.8K]3 years ago
7 0

Answer:

Im bad at these questions. I think the answer is false.

Explanation:

By the way your cute in your profile pic

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The Bohr model of the atom suggest that the protons and neutrons are found in the nucleus and the electrons orbit the nucleus mu
kondaur [170]

Answer:

The Bohr model suggested that electrons orbited the nucleus in circular paths where as the modern model views the atom to consist of positively charged nucleus surrounded by electrons.

Explanation:

In the modern model, the nucleus contains two sub-atomic particles, the protons which are positively charged and the neutrons which are not charged.According to Bohr's model,the electron in a hydrogen atom travel around the nucleus in a circular orbit. In the modern model, electrons do not move around nucleus around circular obits.

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3 years ago
Complete the paragraph below. Do it using your Science journal or notebook
svetlana [45]

Answer:

SUSPENSION IS A KIND OF MIXTURE where particlea are visible to the naked eyes AS IT settled AT THE BOTTOM WHEN LEFT UNDISTURBED.

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3 years ago
Determine the total volume in milliliters of water a chemist should add if they want to prepare an 0.200 M aqueous solution with
abruzzese [7]

Answer:

Which of these sentences from the excerpt most strongly supports the correct answer to Question 5?

Answer choices for the above question

Quesiton 5 says

Which of these inferences about the author’s point of view is best supported by the entire excerpt?

From: The Immortal Life of Henrietta Lacks" lesson

A. “She’s simply called HeLa, the code name given to the world’s first immortal human cells—her cells, cut from her cervix just months before she died.”

B. “I’ve spent years staring at that photo, wondering what kind of life she led, what happened to her children, and what she’d think about cells from her cervix living on forever—bought, sold, packaged, and shipped by the trillions to laboratories around the world.”

C. “One scientist estimates that if you could pile all HeLa cells ever grown onto a scale, they’d weigh more than 50 million metric tons—an inconceivable number, given that an individual cell weighs almost nothing.”

D. “All of the stories mentioned that scientists had begun doing research on Henrietta’s children, but the Lackses didn’t seem to know what that research was

Explanation:

Which of these sentences from the excerpt most strongly supports the correct answer to Question 5?

Answer choices for the above question

Quesiton 5 says

Which of these inferences about the author’s point of view is best supported by the entire excerpt?

From: The Immortal Life of Henrietta Lacks" lesson

A. “She’s simply called HeLa, the code name given to the world’s first immortal human cells—her cells, cut from her cervix just months before she died.”

B. “I’ve spent years staring at that photo, wondering what kind of life she led, what happened to her children, and what she’d think about cells from her cervix living on forever—bought, sold, packaged, and shipped by the trillions to laboratories around the world.”

C. “One scientist estimates that if you could pile all HeLa cells ever grown onto a scale, they’d weigh more than 50 million metric tons—an inconceivable number, given that an individual cell weighs almost nothing.”

D. “All of the stories mentioned that scientists had begun doing research on Henrietta’s children, but the Lackses didn’t seem to know what that research was

4 0
2 years ago
Read 2 more answers
Find the density of a substance whose volume is 10.0 mL and whose mass is 5.000 g
scoray [572]

Answer:

.5 gm / ml

Explanation:

Density is defined as   mass/ volume

  so   density of this substance is   5 gm / 10 ml =  .5  gm/ ml

5 0
1 year ago
What are the word equations for the following? Please help
Serga [27]

Calcium oxide + water = calcium hydroxide.

Magnesium + hydrochloric acid = magnesium chloride + hydrogen.

Sodium hydrogen carbonate + citric acid  = Na3C6H5O7(aq)+3H2O(l)+3CO2(g)

Iron + salt water = 4Fe(OH)3 (rust)

4 0
3 years ago
Read 2 more answers
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