Questions Answered

Tttaammmaannnaa:
Group Title
Solve using synthetic division:
x^420x^2+64
 updated one year ago
 20 replies
 1 Medal

Tttaammmaannnaa:
Group Title
A gas occupies 72.0 mL at 25 oC and 198 KPa. What is the volume of this gas at 45 oC and 129 KPa?
 updated one year ago
 9 replies
 2 Medals

Tttaammmaannnaa:
Group Title
what is the last stage of interphase?
 updated one year ago
 7 replies
 No Medals Yet

Tttaammmaannnaa:
Group Title
solve:
tan(theta)cot(theta)=0
…
 updated one year ago
 1 reply
 No Medals Yet

Tttaammmaannnaa:
Group Title
Write a complete, balanced equation and identify the reaction type for each of the following.
1. Solutions of magnesium hydroxide and cob…
 updated one year ago
 1 reply
 No Medals Yet

Tttaammmaannnaa:
Group Title
Balance the equation:
__Li + __Al2(SO4)3 > __LiSO4 + __Al
 updated one year ago
 2 replies
 1 Medal

Tttaammmaannnaa:
Group Title
balance the equations using the correct coefficients then write a sentence for each equation using the correct chemical name.
5. ___KNO…
 updated one year ago
 7 replies
 1 Medal

Tttaammmaannnaa:
Group Title
Write the symbols for following equations then balance the equations using the correct coefficients.
1. Lithium metal reacts with Alumi…
 updated one year ago
 7 replies
 1 Medal

christinewilliams:
Group Title
How many grams are in 6.7 x 10 18 formula units of sodium acetate?Show all your work for credit and label all your numbers.
…
 updated one year ago
 3 replies
 1 Medal

christinewilliams:
Group Title
How many molecules are in 4.7 moles of copper (II) hydroxide? Show all work and label all units
…
 updated one year ago
 1 reply
 1 Medal

christinewilliams:
Group Title
How many moles are in 34.7 g of FeO3? show all work for me please and make sure the unit labels are correct please
 updated one year ago
 3 replies
 1 Medal

christinewilliams:
Group Title
What is the formula mass of FeO3?
 updated one year ago
 15 replies
 2 Medals

Tttaammmaannnaa:
Group Title
4. Carotene, the pigment responsible for the color of carrots, has a percent composition of 89.49%C and 10.51%H. Its molecular mass was…
 updated one year ago
 24 replies
 No Medals Yet

Tttaammmaannnaa:
Group Title
2. An analysis of a sample believed to be photographers hypo, Na2S2O3 gave the following percentage composition: Na—29.10%, S—40.50%, and O…
 updated one year ago
 2 replies
 1 Medal

Tttaammmaannnaa:
Group Title
A bag contains 4 red marbles and 5 blue marbles. What is the probability of randomly selecting a blue marble and then, without replacing it,…
 updated 2 years ago
 4 replies
 1 Medal

burn23:
Group Title
6. Explain the difference between percent abundance and relative abundance.
 updated 2 years ago
 2 replies
 1 Medal

janett77:
Group Title
4 cans fish at $1.19 each 2 heads of lettuce at $0.99 per head
8 dinner rolls at $0.15 eachTax: $0.28 what is the Total?
 updated 2 years ago
 2 replies
 1 Medal

tennis13:
Group Title
One leg of a right triange mesures 15 m and the hypotenuse is 17 m, what is the length of the other leg?
 updated 2 years ago
 8 replies
 No Medals Yet

HorseCrazyGirlForever:
Group Title
6.492 x 10^2
simplify.
 updated 2 years ago
 2 replies
 1 Medal

Tttaammmaannnaa:
Group Title
Solve:
9x^3108x^2+x12
 updated 2 years ago
 8 replies
 No Medals Yet