What is the physical phase at T = 300 K and P = 20 atm of the substance whose phase diagram is given below? img5fbbcc9d5.gif

What is the ground-state electron configuration of the arsenic (As) atom?

Soda ash (Na2CO3) can be extracted from the ashes of plants growing in sodium-rich soils. Which of the following images best represents the submicroscopic structure of this chemical compound in water? (water molecules are not represented) U4_F19 MPW – 2.jpg

The image shows the heating curve for nitrogen. Use the data to estimate the boiling point of this substance. Heating Curve Nitrogen.png 

When heat moves from the system to the surroundings, this process is called?

Which one of the following molecules has a dipole moment?

Which compound is correctly paired with its molar mass?

Which of the following elements is best classified as a non-metal?

What is the stoichiometric coefficient for oxygen gas when the following equation is balanced using the lowest, whole-number coefficients? C5H12(g)  +  O2(g) →   CO2(g) +  H2O(l)

5. Responses Listen to the questions and respond truthfully and appropriately by typing the answer in Japanese. Use hiragana, katakana, and/or Kanji appropriately.  Attention: Answer in formal style if the question is in formal style, and answer in informal style if the question is in informal style.