Vocabulary
What are the two facets of science?
What is Technological and philosophical?
who created the periodic table?
who is Dmitri Mendeleev?
what is the molar mass of decane (CH3(CH2)8CH3)
what is 142.29 g/mol
what are Isotopes?
what is are atoms of the same element with different relative masses.
How many grams are in 0.02 moles of beryllium iodide, BeI2?
what is 5.2 grams
what is a molecule?
what is a group of two or more atoms held together by chemical bonds?
who is Rachel Carson
What is the molar mass of the chemical Pb(Cr2O7)2
What is 639.2 g/mol
What is green Chemistry?
What is replacing rare or hazardous substances with more abundant or less hazardous substances.
How many moles are in 1.2 x 103 grams of ammonia, NH3?
70.6 moles
what is a scientific hypothesis?
what is testable explanations of observed data.
the law of multiple proportions was created by who?
what is the molar mass of AgNO3
what is 169.87 g/mol
An atom is a single neutrally charged particle while a molecule is multiple atoms bonded together.
What is the molar mass of BF3
67.7 g/mol
what is applied research?
what is studying a specific problem in industry or the environment.
who created the Law of Definite proportions?
who is Proust?
If you have a 2.130 mL sample of acetic acid with mass 0.002234 kg, what is the density?
What is 1.04 g/mL
what is Avogadro’s Number
6.022x1023
find the molar mass of UF6
352 g/mol
Name the five characteristics of science?
what is testable reproducible explanatory predictive tentative.
who created the Law of Conservation of Mass?
Who is Lavoisier
Find the density of a sample that has a volume of 36.5 L and a mass of 10.0 kg.
what is 0.27g/mL
what is a mole?
number of atoms in carbon-12
How many moles are in 22 grams of argon?
0.55 moles