« previous next »

Author Question: A 35.0 mL sample of a liquid weighs 27.2 g. What is the density of the liquid? A) 62.2 g/mL B) ... (Read 147 times)

james0929

  • Hero Member
  • *****
  • Posts: 586
on: Aug 27, 2018
A 35.0 mL sample of a liquid weighs 27.2 g. What is the density of the liquid?
 
  A) 62.2 g/mL
  B) 7.80 g/mL
  C) 1.29 g/mL
  D) 0.952 g/mL
  E) 0.777 g/mL

Question 2

How many grams of water are needed to prepare 250. g of a solution that is 5.00 by mass NaCl?
 
  A) 5.00 g
  B) 12.5 g
  C) 238 g
  D) 245 g
  E) 1250 g


Athena23

  • Sr. Member
  • ****
  • Posts: 305
Reply #1 on: Aug 27, 2018
Answer to Question 1

E

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

A small sample of the great diversity of seed sizes and shapes. A small sample of the great diversity of seed sizes and shapes.
Population genetics sample question Population genetics sample question
Risks of infectious disease increase in (a) high-density agricultural populations compared to (b) lo Risks of infectious disease increase in (a) high-density agricultural populations compared to (b) lo
Sample Checklist of Opening and Closing Duties Sample Checklist of Opening and Closing Duties
Sample purchase order form. Sample purchase order form.
Physics - Density, Pressure, and Pascal's Principle Physics - Density, Pressure, and Pascal's Principle
Video: What is an ecosystem?

For a complete list of videos, visit our video library