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Spanish 101
CHEM 101
SCI 150
100
gusta
Fill-In the blanks: I like to draw. Spanish Version: Me_________dibujar.
100
Answer (a) 4.62% Answer (b) 12.0%
Determine the percentage error in the following problems: a. Experimental Value = 1.24g Accept Value =1.30g b. Experimental Value = 252ml Accept Value =225ml Formula: % error =(accepted value - experimental value) _______________________ (accepted value ) X 100
100
e. oxygen
As a result of photosynthesis, plants release________into the atmosphere. Fill in the blank using one of the following: a. methane b. carbon c. water d. minerals e. oxygen
200
Dónde
Fill in the blanks: Where is your dictionary? Spanish Version: ¿_______________esta’ tu diccionario?
200
1000
Heat and its measurement solve the equation: Q=Mam x
200
e. A, B, & C are correct.
Which of the following is true regarding deoxyribonucleic acid (DNA)? a. Each deoxyribonucleic acid molecule is composed of two long chains of nucleotides arranged in a double helix. b. Genes are composed of deoxyribonucleic acid. c. DNA is composed of chemical building blocks called nucleotides. d. Only A and C are correct. e. A, B, & C are correct.
300
son
Fill in the blank: Where are they from? Spanish Version: De dónde _________________ellos?
300
a. physical b. physical c. chemical
Classify the following as being a physical or chemical change: a. sodium hydroxide dissolves in water b. Evaporation c.pancakes cooking on a griddle
300
b. Molecule
Two or more atoms stuck together are a(n) a. Element, b. Molecule, c. Double Atom, d. Nucleus e. Proton
400
las
Fill in the blank: José returns at six o'clock. Spanish Version: José regressa a___________seis.
400
1.1 liters
Boyle's Law P^1 x v^1 =p^2 x v^2 Chlorine gas occupies a volume of 1.2 liters at 720 torr pressure. What volume will it occupy at 1 atm pressure?
400
d. Nucleus
The dense, central portion of an atom is its: a. Quantum Group, b. Electron, c. Photons, d. Nucleus, e. Proton.
500
leɉos
Fill in the blank: The cafeteria is not far from the library. Spanish Version: La cafetería no está_____________de la biblioteca.
500
2.3L
Charles Law v^1/T^1=v^2/T^2 or V^1 x T^2 = v^2 X T^1 k=° + 273 A sample of neon gas at 50°C and a volume of 2.5 ;iters is cooled to 25°C. What is the new volume.
500
c. Atomic Number
Each element is unique and different from other elements because of the number of protons in the nuclei of its atoms. Which of the following indicates the number of protons in an atom's nucleus? a. Atomic Mass, b. Atomic Weight, c. Atomic Number, d. Mass Weight, e. Mass Number