Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
4801	Evaluate	0.93*2.35	$0.93 \cdot 2.35$
4802	Evaluate	0.99*22.4	$0.99 \cdot 22.4$
4803	Balance	CrI_3+CI_2+KOH→K_2Cr_2O_7+KIO_3+KCI+H_2O	$C r I_{3} + C I_{2} + K O H \to K_{2} C r_{2} O_{7} + K I O_{3} + K C I + H_{2} O$
4804	Balance	Cu_2→6Cu	$C u_{2} \to 6 C u$
4805	Balance	Mo→Cu	$M o \to C u$
4806	Balance	Na_2C_2O_4+KBrO_3+3H_2O→CO_2+KBr+NaOH	$N a_{2} C_{2} O_{4} + K B r O_{3} + 3 H_{2} O \to C O_{2} + K B r + N a O H$
4807	Balance	Na_2C_2O_4+KBrO_3+H_2O→CO_2+KBr+NaOH	$N a_{2} C_{2} O_{4} + K B r O_{3} + H_{2} O \to C O_{2} + K B r + N a O H$
4808	Balance	O_2+N_2=N_2O_4	$O_{2} + N_{2} = N_{2} O_{4}$
4809	Balance	P_4+5O_2→P_4O(10)	$P_{4} + 5 O_{2} \to P_{4} O (10)$
4810	Evaluate	(14)*44p	$(14) \cdot 44 p$
4811	Balance	Sb+Be→2H_2o	$S b + B e \to 2 H_{2} o$
4812	Evaluate	69(9)	$69 (9)$
4813	Balance	Al_2(SO_4)_3+Ba(NO_3)_2→BaSO_4+Al(NO_3)_3	$A l_{2} {(S O_{4})}_{3} + B a {(N O_{3})}_{2} \to B a S O_{4} + A l {(N O_{3})}_{3}$
4814	Balance	H_2+I_2→2HI	$H_{2} + I_{2} \to 2 H I$
4815	Balance	H_2+O_2→H_3O	$H_{2} + O_{2} \to H_{3} O$
4816	Balance	Al+S_8→Al_2S_3	$A l + S_{8} \to A l_{2} S_{3}$
4817	Balance	BCl_3+H_2O=B_3BO_3+HC	$B C l_{3} + H_{2} O = B_{3} B O_{3} + H C$
4818	Balance	BeH→2BeH	$B e H \to 2 B e H$
4819	Balance	C_11H_22O_11+11H_2(SO_4)→11H_2(SO_4)+11H_2O+12C	$C_{11} H_{22} O_{11} + 11 H_{2} (S O_{4}) \to 11 H_{2} (S O_{4}) + 11 H_{2} O + 12 C$
4820	Balance	C_12(H_22O_11)+11H_2(SO_4)→H_2(SO)_4+H_2O+12C	$C_{12} (H_{22} O_{11}) + 11 H_{2} (S O_{4}) \to H_{2} {(S O)}_{4} + H_{2} O + 12 C$
4821	Balance	C_2H_6→CO_2+H_2O	$C_{2} H_{6} \to C O_{2} + H_{2} O$
4822	Balance	C_22H_46+O_2→CO_2+H_2O	$C_{22} H_{46} + O_{2} \to C O_{2} + H_{2} O$
4823	Balance	C_3H_6+O_2=CO_2+H_2O	$C_{3} H_{6} + O_{2} = C O_{2} + H_{2} O$
4824	Balance	KOH+H_2CO_3→K_2CO_3+H_2O	$K O H + H_{2} C O_{3} \to K_{2} C O_{3} + H_{2} O$
4825	Find the Unknown in the Combined Gas Law	SbMoPoBr=1	$S b M o P o B r = 1$
4826	Find the Number of Molecules	density (of)(22.768ganddisplaces)(2.01mL)	density $(o f) (22.768 g a n d d i s p l a c e s) (2.01 mL)$
4827	Find the Oxidation Numbers	H(CIO_3)	$H (C I O_{3})$
4828	Find the Oxidation Numbers	H(ClO_3)	$H (C l O_{3})$
4829	Find the Oxidation Numbers	Ba_3(PO_4)_2	$B a_{3} {(P O_{4})}_{2}$
4830	Find the Oxidation Numbers	BeAu	$B e A u$
4831	Find the Oxidation Numbers	C_2O_4	$C_{2} O_{4}$
4832	Find the Oxidation Numbers	CaC	$C a C$
4833	Find the Oxidation Numbers	CH_3CH_2CH_3	$C H_{3} C H_{2} C H_{3}$
4834	Find the Oxidation Numbers	Cl_2O_7	$C l_{2} O_{7}$
4835	Find the Oxidation Numbers	NaS_2O_3	$N a S_{2} O_{3}$
4836	Find the Oxidation Numbers	Oxidation number Mn(IO)_2	Oxidation number $M n {(I O)}_{2}$
4837	Find the Oxidation Numbers	HgO	$H g O$
4838	Find the Oxidation Numbers	NaClO	$N a C l O$
4839	Find the Oxidation Numbers	MoS_2	$M o S_{2}$
4840	Find the Oxidation Numbers	Na_2S_2O_4	$N a_{2} S_{2} O_{4}$
4841	Find the Oxidation Numbers	Na_2S_3O_6	$N a_{2} S_{3} O_{6}$
4842	Find the Oxidation Numbers	Na_2SeO_4	$N a_{2} S e O_{4}$
4843	Find the Oxidation Numbers	NaBH_4	$N a B H_{4}$
4844	Balance	p=vi	$p = v i$
4845	Balance	Pb(NO_3)_2+Kl→KNO_3+PbI_2	$P b {(N O_{3})}_{2} + K l \to K N O_{3} + P b I_{2}$
4846	Balance	PbCl_2+Na_2CrO_4→PbCrO_4+NaCl	$P b C l_{2} + N a_{2} C r O_{4} \to P b C r O_{4} + N a C l$
4847	Balance	PbCO_3+2HNO_3→Pb(NO_3)_2+H_2O+CO_2	$P b C O_{3} + 2 H N O_{3} \to P b {(N O_{3})}_{2} + H_{2} O + C O_{2}$
4848	Balance	Pd+Ir→In	$P d + I r \to I n$
4849	Balance	NH_4NO_2=H_2O+N_2	$N H_{4} N O_{2} = H_{2} O + N_{2}$
4850	Balance	NiS+HCl+HNO_3→NiCl_2+NO+S+H_2O	$N i S + H C l + H N O_{3} \to N i C l_{2} + N O + S + H_{2} O$
4851	Balance	NO_2+O_2+H_2O=HNO_3	$N O_{2} + O_{2} + H_{2} O = H N O_{3}$
4852	Balance	NO_2+O_2→N_2O_5	$N O_{2} + O_{2} \to N_{2} O_{5}$
4853	Balance	O→H	$O \to H$
4854	Balance	OOOOOOOOOOO+NbBhIr→100O+NbBhIr	$O O O O O O O O O O O + N b B h I r \to 100 O + N b B h I r$
4855	Balance	Fe_2O_3+Co→Fe+Co_2	$F e_{2} O_{3} + C o \to F e + C o_{2}$
4856	Balance	S+O_3→SO_3	$S + O_{3} \to S O_{3}$
4857	Balance	Sb+O_2=Sb_4O_6	$S b + O_{2} = S b_{4} O_{6}$
4858	Balance	sec({l_6})+O_2→SeO_2+Cl_2	$S e C {l_{6}} + O_{2} \to S e O_{2} + C l_{2}$
4859	Balance	SF_4+H_2O→H_2SO_3+HF	$S F_{4} + H_{2} O \to H_{2} S O_{3} + H F$
4860	Balance	SiC+Cl_2=SiCl_4+C	$S i C + C l_{2} = S i C l_{4} + C$
4861	Balance	pOH = log of OH
4862	Balance	P_4→PH_3+H_3PO_4	$P_{4} \to P H_{3} + H_{3} P O_{4}$
4863	Balance	P_4O_10+H_2O=H_3PO_4	$P_{4} O_{10} + H_{2} O = H_{3} P O_{4}$
4864	Balance	RbOH+H_3PO_4→H_2O+Rb_3PO_4	$R b O H + H_{3} P O_{4} \to H_{2} O + R b_{3} P O_{4}$
4865	Balance	NaCI+F_2→NaF+CI_2	$N a C I + F_{2} \to N a F + C I_{2}$
4866	Balance	y=f(-3) findf	$y = f (- 3)$ findf
4867	Balance	Ti+Cl→TiCl_4	$T i + C l \to T i C l_{4}$
4868	Balance	TiCl_4+NH_4OH→NH_4Cl+Ti(OH)_4	$T i C l_{4} + N H_{4} O H \to N H_{4} C l + T i {(O H)}_{4}$
4869	Balance	U+n=Ba	$U + n = B a$
4870	Balance	W+Sc=Fe	$W + S c = F e$
4871	Balance	w log base b of c=x	$w \log_{b} (c) = x$
4872	Balance	ZMAX=120x_1+40x_2
4873	Balance	Zn+2AgNO_3→Zn(NO_3)_2+2Ag	$Z n + 2 A g N O_{3} \to Z n {(N O_{3})}_{2} + 2 A g$
4874	Balance	Zn+HCl→H_2+ZnCl_2	$Z n + H C l \to H_{2} + Z n C l_{2}$
4875	Balance	N_2O_4(g)→2NO(2(g))	$N_{2} O_{4} (g) \to 2 N O (2 (g))$
4876	Balance	N_2O_4+N_2H_4→N_2+H_2O	$N_{2} O_{4} + N_{2} H_{4} \to N_{2} + H_{2} O$
4877	Balance	N(a)+H_2O=N(a)OH+H_2	$N (a) + H_{2} O = N (a) O H + H_{2}$
4878	Balance	Na(s)+O_2(g)→Na_2O(s)	$N a (s) + O_{2} (g) \to N a_{2} O (s)$
4879	Balance	Na_2CO_3+CoCl_2→Na_2Cl_3+CoCO	$N a_{2} C O_{3} + C o C l_{2} \to N a_{2} C l_{3} + C o C O$
4880	Balance	Na_2O_2+H_2O→O_2+NaOH	$N a_{2} O_{2} + H_{2} O \to O_{2} + N a O H$
4881	Balance	Na_2O+H_2O=NaOH	$N a_{2} O + H_{2} O = N a O H$
4882	Balance	Na_2S_2O_3+HCl→S+H_2O+NaCl+SO_2	$N a_{2} S_{2} O_{3} + H C l \to S + H_{2} O + N a C l + S O_{2}$
4883	Balance	Na_2SO_4+2HCl→2NaCl+H_2SO_4	$N a_{2} S O_{4} + 2 H C l \to 2 N a C l + H_{2} S O_{4}$
4884	Balance	na+hcl=nacl+h	$n a + h c l = n a c l + h$
4885	Balance	Na+O=NaOH	$N a + O = N a O H$
4886	Balance	Na→Br	$N a \to B r$
4887	Balance	NaSO_4+HCl→NaCl+HSO_4	$N a S O_{4} + H C l \to N a C l + H S O_{4}$
4888	Balance	NF_3→N+F	$N F_{3} \to N + F$
4889	Balance	NaCl+K→KCl	$N a C l + K \to K C l$
4890	Balance	NaClO+H_2O→Na+clo	$N a C l O + H_{2} O \to N a + c l o$
4891	Balance	NaCO_3+HCl→NaCl+CO_2+H_2O	$N a C O_{3} + H C l \to N a C l + C O_{2} + H_{2} O$
4892	Balance	NaNH_2+NaNO_3→NaN_3+NaOH+NH_3	$N a N H_{2} + N a N O_{3} \to N a N_{3} + N a O H + N H_{3}$
4893	Balance	NaNO_3+Ag_2O+NH_4OH→Ag(NH_3)_2OH+NaNO_3	$N a N O_{3} + A g_{2} O + N H_{4} O H \to A g {(N H_{3})}_{2} O H + N a N O_{3}$
4894	Balance	NaOH+CO_2=Na_2CO_3+H_2O	$N a O H + C O_{2} = N a_{2} C O_{3} + H_{2} O$
4895	Balance	NaOH+H_2O→H_2OH+NaO	$N a O H + H_{2} O \to H_{2} O H + N a O$
4896	Balance	MgCI_2+2KOH→Mg(OH)_2+2KCI	$M g C I_{2} + 2 K O H \to M g {(O H)}_{2} + 2 K C I$
4897	Balance	MgF_2+Li_2CO_3→MgCO_3+LiF	$M g F_{2} + L i_{2} C O_{3} \to M g C O_{3} + L i F$
4898	Balance	MgOH_2+H_3PO_4→Mg_3O_8P_2+H_2O	$M g O H_{2} + H_{3} P O_{4} \to M g_{3} O_{8} P_{2} + H_{2} O$
4899	Balance	MoO_3+H_2=Mo+H_2O	$M o O_{3} + H_{2} = M o + H_{2} O$
4900	Balance	N_2+3H_3→2NH_3	$N_{2} + 3 H_{3} \to 2 N H_{3}$