Multiple Choice
A student working in the laboratory needs 200.0 g of a liquid chemical whose density is 0.690 g/cm3. What volume of this liquid should he measure?
A) 138 cm3
B) 69.0 cm3
C) 200. cm3
D) 290 cm3
Correct Answer:
Verified
Correct Answer:
Verified
Q2: A person engages in basic research to
Q4: Green chemistry uses<br>A)only water as a solvent.<br>B)materials
Q8: The prefix deci means _.<br>A)0.001<br>B)0.1<br>C)0.01<br>D)100
Q36: How many kilometers are in 800 m?<br>A)0.008<br>B)0.08<br>C)0.8<br>D)800
Q43: The prefix micro means _.<br>A)0.000001<br>B)0.001<br>C)100<br>D)1000
Q73: The label on a bottle of shampoo
Q89: Methapyrilene,once an active ingredient in certain over-the-counter
Q149: _ is considered by many people to
Q162: The prefix nano means _.<br>A) 10<sup>3</sup><br>B) 10<sup>-9</sup><br>C)
Q164: A biochemist is hired by a pharmaceutical