In a Study Designed to Prepare New Gasoline-Resistant Coating, a Polymer

question 93

Multiple Choice

In a study designed to prepare new gasoline-resistant coating, a polymer chemist dissolves 6.061 g poly(vinyl alcohol) in enough water to make 100.0 mL of solution. At 25 ° C, the osmotic pressure of this solution is 0.248 atm. What is the molar mass of the polymer sample?

• A) 0.0101 g/mol
• B) 73.2 g/mol
• C) 502 g/mol
• D) 5.98×10³ g/mol
• E) 8.87×10⁵ g/mol

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Definitions:

NAT

Network Address Translation, a method used in networks to remap one IP address space into another by modifying network address information in the IP header of packets in transit.

DHCP

Dynamic Host Configuration Protocol, a network management protocol that automatically assigns an IP address and other network configuration parameters to each device on a network.

Static Public IP

A static public IP is a permanent Internet Protocol address assigned to a computing device to provide a constant point of contact to the internet.

Antistatic Wrist Strap

An antistatic wrist strap, also known as an electrostatic discharge (ESD) wrist strap, is a safety device used to prevent the buildup of static electricity on a person's body, which can cause damage to electronic components.