Exam 1 Word Scramble
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Question | Answer |
The Olympic games shot put field even uses a 16 pound shot. Identify the correct solution map to convert from pounds to kilograms using prefix multipliers and the given conversions of 16oz=1 lb. For 453.6 g= 16oz. | 16lb x 16oz/1lb x453.6/16oz x 1kg/10^3 g. |
Bromine belongs to what group of the periodic table? | halogens |
Which of the following does not describe a physical property of chlorine? a)chlorine forms with sodium to form table salt. b)the color of chlorine gas is green c)the density of chlorine gas at stp is 3.17 g/l d) the freezing point of chlorine is -101 dc | a) chlorine combines with sodium to form table salt. |
a student weighed 3000. ug of sulfur in the lab. this is the same mass as? | 3.000x10^6 ng |
What are some facts about the temperature scales? | 1. the boiling point of water on the fahreneit scale is 212 degrees. 2. the freezing point of water on the Celsius scale is 0 degrees. 3.all temps on the kelvin scale are positive numbers. |
A piece of metal ore weighs 8.25 g. When a student places it into a graduated cylinder containing water, the liquid level rises from 21.25 ml to 26.47ml. What is the density of the ore? | 1.58 g/ml |
Methane and oxygen react to form carbon dioxide and water. What mass of water is formed if 3.2g of methane reacts with 12.8 g of oxygen to produce 8.8 g of co2? | 7.2 grams |
What are some facts about Dalton's atomic theory? | 1. conservation of mass during a chemical reaction 2. the law of definite proportions 3.the law of multiple proportions |
Which subatomic particle has the smalles mass? | an electron! |
What represents an isotope? | 21[] and 25[] 25 21 |
an element has two naturally occurring isotopes. One has an abundance of 37.40 percent and an isotopic mass of 184.953 amu, and the other has an abundance of 62.60 percent and a mass of 186.956 amu. what is the atomic weight of the element? | 186.2 amu |
the nuclear decay process that involves the particle having the greatest mass is? | Alpha |
Which form of radiation does now result in transmutation to another element? | Gamma |
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