-HRxn = Hproducts- Hreactants
-HRxn = (3*2*(N-H)) - (1*(NN)+ 3(HH))
-HRxn = 6*(391) - (945 + 3*436)
-HRxn = 93
HRxn = -93 kJ
40. What is the term used for odd-electron molecules? a. anions b. cations ⓒ radicals d....
1. For each compound given here, write what type of compound it is (molecular or ionic or acid). (a) NH4Cl (b) AlH3 (c) O2 (d) CH4 (e) NH3 (f) H2O (g) PCl5 (h) SF4 (I) ClF3 (j) XeF2 (k) SF6 (l) BrF5 (m) XeF4 (o) CS2 (p) CH2Cl2 2. Write a chemical equation that goes with Lattice energy of CaCl2(s). 3. Draw the Lewis Dot structure of .. (a) Na (b) Cl (c) O-2 (d) Mg+2 4. What is the...
What results when a secondary alcohol is oxidized? a. a ketone d. an acid b. an amine e. no reaction c. an aldehyde Which of the following combinations will react spontaneously? A. 12 + Cu2+ B. Pb2+ + Ag C. Zn2+ + Mg D. Sn2+ + Ni2+ The general formula for a cycloalkane can be represented by which of the following? a. C,H, C. CH b. C.H2n+2 d. C.H21-2 In a certain reaction AH =-136 kJ and E, = 96...
The smallest chemical units of matter are atoms b) molecules c) protons d) neutrons e) electrons . Which of the following would have the largest size? a) an atom b) a molecule c) a proton d) a neutron e) an electron 3. Isotopes of an element differ in the number of a) protons in the nucleus b) electrons in the nucleus © neutrons in the nucleus d) electron clouds e) energy levels they contain 4. VO The atomic number represents...
can someone help me find the answeres for these
questions?
The answer you fill in on your bubble sheet is the one that will You should circle the answer on this sheet for your own reference You can only get the 4 points for this question if you have filled in your name and Do you understand this? а.yes IsU bubble. 1. ly on the bubble sheet and you completely and darkly fill in the ""Check following on the bubble...