2 Investicate Use the Gizmo to explore phase changes. Use the Addremove hest energy sider to control the water temperature. Record your observations in your ndes, then answer the questions below
A At what temperature does water freeze?
This is the freezing point
B. At what temperature does ice met?
This is the melting point
C. At what temperature does water boil?
This is the boiling point

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

Calculate the number of moles of ethane in 100 grams

A100 kmol/h stream that is 97 mole% carbon tetrachloride (ccl4) and 3% carbon disulfide (cs2) is to be recovered from the bottom of a distillation column. the feed to the column is 16 mole% cs2 and 84% ccl4, and 2% of the ccl4 entering the column is contained in the overhead stream leaving the top of the column. calculate the mass and mole fractions of ccl4 in the overhead stream, and determine the molar flow rates of ccl4 and cs2 in the overhead and feed streams. 12. mw_ccla- 153.82; mw_cs2-76.14.