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- (a) NO₂(g) + N₂O(g) → 3NO(g) [NO]³ [NO₂] + [N₂O] O [NO₂] + [N₂O] [NO]³ [NO₂][N₂0] [NO]³ [NO]³ [NO₂][N₂O] (b) CaSO3(s) CaO(s) + SO₂(g) O [SO₂] [CaSO3] [CaO] + [SO] 1 [SO₂] [CaSO3] [CaO][SO] © [CaO][SO_] [CaSO3] O [CaO] + [SO] [CaSO3] (c) NICO3(s) Ni²+ (aq) + CO²(aq) O [Ni²+][co] [NiCO3] [NiCO3] [Ni²+ ][co] O [Ni²+] + [Co-] [NiCO3] [NiCO3] [Ni²+] + [co] O [Ni²+ ][co] O 2+ [Ni²+ ][co]Hydrogen in 1?C + 'H – 1³N + Y 13N → 1°C + e+ + v 1°C + 'H – "N + Y 14N + 'H – 0+ y 150 → 15N + e+ + v 15N + 'H 1?C+ He Helium outkamalaa.n:1 love Tt ll 5G 1 TikTok 2H+ (ag) + 2e-- H2 (g) 0.000 2H20 (1) + 2e" - H2 (9) + 20H" (aq) -0.8277 H202 (aq) + 2H+ (aq) + 2e + 2H20 (1) 1.776 I2 (s) + 2e - 21 (aq) 2103- (aq) + 12H+ (aq) + 10e- + 12 (s) + 6H20 (1) 0.5355 1.195 Mg2+ (aq) + 2e + Mg (s) -2.372 Mn2+ (ag) + 2e" Mn (s) -1.185 Mno, + 4H+ (aq) + 2e - Mn2+ (aq) + 2H20 (1) 1.224 Mno4 (aq) + 8H+ (aq) + 5e" - Mn2+ (aq) + 4H20 (1) 1.507 Mno4 (aq) + 2H20 (1) + 3e - MnO2 (s) + 40H (aq) 0.595 HNO2 (aq) + H* (aq) + e- NO (g) + H20 (1) 0.983 N2 (9) + 4H20 (1) + 4e" - 40H" (aq) + N2H4 (aq) -1.16 NO3 (aq) + 4H* (aq) + 3e" - NO (9) + 2H20 (1) 0.957 Na* (aq) + e - Na (s) -2.71 Ni2+ (aq) + 2e- Ni (s) -0.257 02 (9) + 4H* (aq) + 4e" - 2H20 (1) 1.229 0.401 O2 (9) + 2H2O (1) + 4e - 40H (aq) 0.695 O2 (9) + 2H* (aq) + 2e - H2O2 (aq) -0.1262 Pb2+ (aq) + 2e"- Pb (s) -0.3588 PbSO4 (s) + H* (aq) + 2e Pb (s) + HSOA (ag) k Air 4) FII F10 F9 F7 F8 delete
- (7) + BIO, C) Bi " Ca) + Nh Di Cq) (acite schie 3tWhat is the mass of Cu(C2H3O2)2 ✕ H2O?(a) 2N,0(g) 2N,(g) + 0,(8) (b) 6Li(s) + N2(g) (c) Ni(s) + Pb(NO3)2(aq) → 2Lİ;N(s) → Pb(s) + Ni(NO3)2(aq) → HNO,(aq) + HNO;(aq) (d) 2NO,(g) + H,0() 2. For the redox reactions above, indicate the changes in the oxidation numbers of theelements.
- ge-R x 21/FA-CHM-121-08 General Che * OWLv2 | Online teaching and lea G how to find mass percent - Goo x + mengagenow.com/ilm/takeAssignment/takeCovalentActivity.do?locator=assignment-take A sample of gas mixture from a neon sign contains 5.12 x 10 mol Ne and 4.40 × 10¬4 mol Kr. What are the mass percentages of Ne and Kr in the gas mixture? Mass percentages of Ne = Mass percentages of Kr = Submit Answer Try Another Version 6 item attempts remainingclete ال Me o + e A + Co₂ Et ||| CHO cHo - دو ۸۸۰۸+vi -The correct chemical formula for the combination of Ca2+ and PO43- is: