Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
3101	Find the Number of Protons	Rn	$R n$
3102	Find the Mass of 1 Mole	5H_2O	$5 H_{2} O$
3103	Simplify	-9.8(2.5w-4.5)-7.6	$- 9.8 (2.5 w - 4.5) - 7.6$
3104	Find the Atomic Number	Pb	$P b$
3105	Find the Mass Percentages	Ca(HCO_3)_2	$C a {(H C O_{3})}_{2}$
3106	Find the Mass Percentages	C_14H_14N_3O_3SNa	$C_{14} H_{14} N_{3} O_{3} S N a$
3107	Simplify	-8-3(2x+3)	$- 8 - 3 (2 x + 3)$
3108	Simplify	84=2(6+2x)+(2)x	$84 = 2 (6 + 2 x) + (2) x$
3109	Simplify	850mm	$850 mm$
3110	Simplify	8-7(8-4x)	$8 - 7 (8 - 4 x)$
3111	Simplify	87.3cm-1.655cm	$87.3 cm - 1.655 cm$
3112	Find the Mass of 1 Mole	Br_2	$B r_{2}$
3113	Simplify	-8a-b-(-6c)-2a-b-5c	$- 8 a - b - (- 6 c) - 2 a - b - 5 c$
3114	Simplify	8x-3x	$8 x - 3 x$
3115	Simplify	7k+-3	$7 k + - 3$
3116	Simplify	7n-n	$7 n - n$
3117	Simplify	-7r-2(-4-9r)	$- 7 r - 2 (- 4 - 9 r)$
3118	Simplify	-7r-r	$- 7 r - r$
3119	Find the Number of Neutrons	Es	$E s$
3120	Convert to Pounds	97g	$97 g$
3121	Simplify	-6w-6(5x-3w)+4x	$- 6 w - 6 (5 x - 3 w) + 4 x$
3122	Simplify	6x_2-23x-4	$6 x_{2} - 23 x - 4$
3123	Simplify	-7(5u-y-6)	$- 7 (5 u - y - 6)$
3124	Simplify	7(8.246-4yy_4)	$7 (8.246 - 4 y y_{4})$
3125	Simplify	6.5 mto (in)	$6.5$ mto $(in)$
3126	Simplify	CH_3-O-CH_3	$C H_{3} - O - C H_{3}$
3127	Simplify	6-2(4-x(x-3)-x(x-6))	$6 - 2 (4 - x (x - 3) - x (x - 6))$
3128	Simplify	1950J(m)(0.75)(32.2)	$1950 J (m) (0.75) (32.2)$
3129	Simplify	BeSO_4+2NH_4OH	$B e S O_{4} + 2 N H_{4} O H$
3130	Simplify	5+2y-4	$5 + 2 y - 4$
3131	Simplify	Cu+NaCl	$C u + N a C l$
3132	Find the Number of Protons	Bk	$B k$
3133	Simplify	50N-25N-10kg	$50 N - 25 N - 10 kg$
3134	Simplify	5230cm	$5230 cm$
3135	Find the Number of Protons	Ac	$A c$
3136	Simplify	525x*(649y)	$525 x \cdot (649 y)$
3137	Simplify	52x-19y	$52 x - 19 y$
3138	Simplify	55-5	$55 - 5$
3139	Find the Number of Electrons	Db	$D b$
3140	Simplify	5a+(3a-2b)+(2a-b)	$5 a + (3 a - 2 b) + (2 a - b)$
3141	Find the Mass of 1 Mole	2C	$2 C$
3142	Find the Mass of 1 Mole	C_3H_6O	$C_{3} H_{6} O$
3143	Simplify	5x+-3x+-5	$5 x + - 3 x + - 5$
3144	Simplify	5x-135	$5 x - 135$
3145	Simplify	-6(4y-7.2)+2.4	$- 6 (4 y - 7.2) + 2.4$
3146	Simplify	-6(5w-2u-3)	$- 6 (5 w - 2 u - 3)$
3147	Simplify	6*20	$6 \cdot 20$
3148	Find the Mass of 1 Mole	HNO_2	$H N O_{2}$
3149	Simplify	MgCl_2+Na_2O	$M g C l_{2} + N a_{2} O$
3150	Simplify	asin(x)+15	asin $(x) + 15$
3151	Simplify	5.25l*(1.3l)	$5.25 l \cdot (1.3 l)$
3152	Simplify	89.377.00.08	$89.3 \cdot 77 \cdot 0.08$
3153	Simplify	4-3(x-2)+33(4x-1)	$4 - 3 (x - 2) + 33 (4 x - 1)$
3154	Simplify	15x(6xy+12x-3xy)	$15 x (6 x y + 12 x - 3 x y)$
3155	Simplify	34.000L-18.000mL	$34 L - 18 mL$
3156	Simplify	(5v+3x+4)(7v-6)	$(5 v + 3 x + 4) (7 v - 6)$
3157	Simplify	4sin(100pit)	$4 \sin (100 π t)$
3158	Simplify	4x-4	$4 x - 4$
3159	Simplify	H_2(O)	$H_{2} (O)$
3160	Simplify	10(7x-6)	$10 (7 x - 6)$
3161	Simplify	10.81	$10.81$
3162	Find the Electron Configuration	37Rb	$37 R b$
3163	Balance	aA+bB→cC+dD	$a A + b B \to c C + d D$
3164	Find the Mass Percentages	HCN	$H C N$
3165	Find the Mass Percentages	2(H_2SO_4)	$2 (H_{2} S O_{4})$
3166	Find the Mass of 1 Mole	CH_3Cl	$C H_{3} C l$
3167	Find the Mass of 1 Mole	mol fraction of CH_4O	Mole fraction of $C H_{4} O$
3168	Determine if the Compound is Soluble in Water	AlP	$A l P$
3169	Simplify	3400cm	$3400 cm$
3170	Add	58-63	$58 - 63$
3171	Simplify	3b-4-10b-3	$3 b - 4 - 10 b - 3$
3172	Simplify	3H_2+N_2	$3 H_{2} + N_{2}$
3173	Simplify	MgSO_4+BaCL_2	$M g S O_{4} + B a C L_{2}$
3174	Simplify	3km	$3 km$
3175	Simplify	3Pt_2-89+62(6)Ra	$3 P t_{2} - 89 + 62 (6) R a$
3176	Simplify	-3x(-2x-4)	$- 3 x (- 2 x - 4)$
3177	Simplify	3y-x	$3 y - x$
3178	Simplify	4(x-2)-3(x-1)	$4 (x - 2) - 3 (x - 1)$
3179	Simplify	HNO_3+KOH	$H N O_{3} + K O H$
3180	Simplify	ZnO+NaOH	$Z n O + N a O H$
3181	Simplify	4.62cm-0.885cm	$4.62 cm - 0.885 cm$
3182	Find the Mass of 1 Mole	Al(OH)_3	$A l {(O H)}_{3}$
3183	Simplify	0.01*10	$0.01 \cdot 10$
3184	Simplify	3.5*4.48697	$3.5 \cdot 4.48697$
3185	Simplify	4+5xy-10y-2x	$4 + 5 x y - 10 y - 2 x$
3186	Simplify	1000mg	$1000 mg$
3187	Simplify	100m	$100 m$
3188	Simplify	103+1030(Pt)	$103 + 1030 (P t)$
3189	Simplify	6.16 micro (to)(in)	$6.16$ micro $(t o) (in)$
3190	Simplify	c_6+h_12+o_6	$c_{6} + h_{12} + o_{6}$
3191	Simplify	111.009mm	$111.009 mm$
3192	Simplify	2H+O	$2 H + O$
3193	Simplify	12a-1a(4-3a)	$12 a - 1 a (4 - 3 a)$
3194	Simplify	12c+5a+7-13c+4a	$12 c + 5 a + 7 - 13 c + 4 a$
3195	Simplify	12L+35M	$12 L + 35 M$
3196	Find the Mass Percentages	C_2H_2Br_3	$C_{2} H_{2} B r_{3}$
3197	Simplify	-13p-13p	$- 13 p - 13 p$
3198	Simplify	13x+14y-3x+3y+7	$13 x + 14 y - 3 x + 3 y + 7$
3199	Simplify	14.5mol	$14.5$ mol
3200	Simplify	16.0mx_10*0.0m	$16 m x_{10} \cdot 0 m$