BRAINLIEST IF CORRECT HURRY
4. Which of the following is true about lanthanides?
a. They have...
BRAINLIEST IF CORRECT HURRY
4. Which of the following is true about lanthanides?
a. They have low melting and boiling points.
b. They are very common elements.
c. They are highly electropositive.
d. They are all radioactive.
5. How can the atomic orbital be described in the quantum mechanical wave model of the orbitals?
a, A collection of balloons
b. A planetary orbital
c. A probability density
d. A circular ring
9. Which of the following elements is the most electronegative: aluminum, beryllium, oxygen, or fluorine?
a. aluminum
b. fluorine
c. oxygen
d. beryllium
Answers: 3
Chemistry, 21.06.2019 20:30
Un cierto gas tiene un volumen de 800ml a 80°c y 600ml a 80°c y 600mmhg de presión. ¿cual será el volumen del gas a condiciones normales? sí el gas es oxígeno, ¿cuál será su peso? y ¿cuántas moléculas están presentes en el sistema?
Answers: 2
Chemistry, 22.06.2019 06:00
Ethanol (c2h5oh) is produced from the fermentation of sucrose in the presence of enzymes. c12h22o11(aq) + h2o(g) 4 c2h5oh(l) + 4 co2(g) determine the theoretical yield and the percent yields of ethanol if 680. g sucrose undergoes fermentation and 326.5 g ethanol is obtained. theoretical _ g _ percent %
Answers: 1
Chemistry, 22.06.2019 09:20
What will most likely happen when two bromine atoms bond together?
Answers: 3
Chemistry, 22.06.2019 15:30
Light waves can move through , but they travel fastest when they move through a(n) .
Answers: 1
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