Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
701	Find the Mass of 1 Mole	N_2O_4	$N_{2} O_{4}$
702	Simplify	H+O	$H + O$
703	Find the Mass of 1 Mole	Mn_2O_3	$M n_{2} O_{3}$
704	Simplify	H_2+O_2	$H_{2} + O_{2}$
705	Find the Number of Protons	Nb	$N b$
706	Find the Mass of 1 Mole	Mg_3N_2	$M g_{3} N_{2}$
707	Find the Mass Percentages	CuBr_2	$C u B r_{2}$
708	Find the Concentration	Find (the)(concentration)(of)(7g)(of)(KCl) in (45L)(of)(solution)	Find $(t h e) (c o n c e n t r a t i o n) (o f) (7 g) (o f) (K C l)$ in $(45 L) (o f) (s o l u t i o n)$
709	Find the Mass of 1 Mole	HBe	$H B e$
710	Find the Mass of 1 Mole	Zn(CH_3COO)_2	$Z n {(C H_{3} C O O)}_{2}$
711	Find the Mass of 1 Mole	4.0CO_2	$4 C O_{2}$
712	Find the Mass of 1 Mole	52.8mgCN	$52.8 mg C N$
713	Find the Mass of 1 Mole	(NH_4)_3PO_4	${(N H_{4})}_{3} P O_{4}$
714	Find the Mass of 1 Mole	40S	$40 S$
715	Find the Mass of a Single Atom	P	$P$
716	Find the Mass of a Single Atom	Ru	$R u$
717	Find the Mass of a Single Atom	Sc	$S c$
718	Find the Mass of a Single Atom	Mo	$M o$
719	Find the Mass of a Single Atom	Ir	$I r$
720	Find the Mass of a Single Atom	Er	$E r$
721	Find the Mass of 1 Mole	(CH_3)_3CH	${(C H_{3})}_{3} C H$
722	Find the Mass of a Single Atom	Zr	$Z r$
723	Find the Mass of a Single Atom	Sr	$S r$
724	Find the Mass of a Single Atom	Tc	$T c$
725	Find the Mass Required	What (mass)(of)(live)(steam)(at)(100C)(is)(needed)(to)(heat)(60g)(of)(water)(from)(35 degrees C)(to)(50 degrees C)	What $(m a s s) (o f) (l i v e) (s t e a m) (a t) (100 C) (i s) (n e e d e d) (t o) (h e a t) (60 g) (o f) (w a t e r) (f r o m) (35 ° C) (t o) (50 ° C)$
726	Find the Mass of 1 Mole	C_10H_4	$C_{10} H_{4}$
727	Find the Mass of 1 Mole	C_4H_10	$C_{4} H_{10}$
728	Find the Mass of 1 Mole	C_2H_6	$C_{2} H_{6}$
729	Find the Mass of 1 Mole	CaF_2	$C a F_{2}$
730	Balance	C_3H_7OH+O_2→CO_2+H_2O	$C_{3} H_{7} O H + O_{2} \to C O_{2} + H_{2} O$
731	Balance	2Na+Cl_2→2NaCl	$2 N a + C l_{2} \to 2 N a C l$
732	Find the Mass of 1 Mole	CCl_2F_2	$C C l_{2} F_{2}$
733	Find the Mass of 1 Mole	FeCl_3	$F e C l_{3}$
734	Find the Mass of 1 Mole	Co(NO_3)_3	$C o {(N O_{3})}_{3}$
735	Find the Mass of 1 Mole	HO_2	$H O_{2}$
736	Find the Mass of 1 Mole	HHO	$H H O$
737	Evaluate	-44	$- 44$
738	Evaluate	0.61	$0.61$
739	Evaluate	(818.63*0.75)-27.3	$(818.63 \cdot 0.75) - 27.3$
740	Evaluate	365*8	$365 \cdot 8$
741	Evaluate	16-1.5	$16 - 1.5$
742	Evaluate	27÷18.02	$27 \div 18.02$
743	Evaluate	222-(-45+18-1)+(-8-9)	$222 - (- 45 + 18 - 1) + (- 8 - 9)$
744	Evaluate	15*99.39	$15 \cdot 99.39$
745	Evaluate	86	$86$
746	Find the Number of Protons	U	$U$
747	Find the Number of Protons	Se	$S e$
748	Find the Number of Electrons	Ar	$A r$
749	Find the Number of Electrons	Au	$A u$
750	Find the Number of Electrons	Ag	$A g$
751	Find the Number of Electrons	Cs	$C s$
752	Find the Number of Electrons	Be	Be
753	Find the Number of Electrons	Co	$C o$
754	Find the Number of Protons	Mt	$M t$
755	Find the Number of Protons	Pu	$P u$
756	Find the Number of Protons	Re	$R e$
757	Find the Number of Protons	P	$P$
758	Find the Number of Electrons	Ti	$T i$
759	Find the Number of Electrons	Ru	$R u$
760	Find the Number of Electrons	Sb	$S b$
761	Find the Number of Electrons	Se	$S e$
762	Find the Number of Electrons	Ga	$G a$
763	Find the Number of Electrons	Ir	$I r$
764	Find the Number of Electrons	Pb	$P b$
765	Find the Number of Electrons	Zn	$Z n$
766	Find the Number of Electrons	Zr	$Z r$
767	Find the Number of Neutrons	Hf	$H f$
768	Find the Number of Neutrons	Kr	$K r$
769	Find the Mass of a Single Atom	Co	$C o$
770	Find the Mass of a Single Atom	Cu	$C u$
771	Find the Number of Neutrons	Tl	$T l$
772	Convert to Kilograms	159g	$159 g$
773	Convert to Kilograms	52g	$52 g$
774	Convert to Celsius	4f	$4 f$
775	Convert to Celsius	5f	$5 f$
776	Find the Number of Protons	Ge	$G e$
777	Find the Number of Protons	F	$F$
778	Convert to Kilograms	0.0049g	$0.0049 g$
779	Convert to Kilograms	261g	$261 g$
780	Convert to Kilograms	1000g	$1000 g$
781	Convert to Kilograms	68.3g	$68.3 g$
782	Convert to Ounces	52g	$52 g$
783	Convert to Inches	11ft	$11 ft$
784	Simplify	Be+Se	$B e + S e$
785	Simplify	ag	$a g$
786	Simplify	c_2h_6+naoh	$c_{2} h_{6} + n a o h$
787	Simplify	Ca+O	$C a + O$
788	Simplify	Cn	$C n$
789	Simplify	CuO+H_2SO_4	$C u O + H_{2} S O_{4}$
790	Simplify	1(n-1)	$1 (n - 1)$
791	Simplify	H_2SO_4+KOH	$H_{2} S O_{4} + K O H$
792	Simplify	H+2O	$H + 2 O$
793	Simplify	H+B	$H + B$
794	Simplify	H+C	$H + C$
795	Simplify	express (answer)(numericlly)(6.07m)	express $(a n s w e r) (n u m e r i c l l y) (6.07 m)$
796	Simplify	Fe+Cl	$F e + C l$
797	Simplify	Fe+Cu	$F e + C u$
798	Simplify	Zn+HCL	$Z n + H C L$
799	Evaluate	233.356	$233.356$
800	Evaluate	0.0003	$0.0003$