jacob s

[匿名]

回覆: 2

2021-02-07 8:24 pm

, what is the equilibrium concentration of Cl2 in the same system?

[匿名]

回覆: 1

2021-01-31 7:44 pm

Why does a high concentration of potassium prevent the uptake of manganese by roots?

[匿名]

回覆: 3

2020-11-03 9:25 pm

Let f(x,y,z) = 5zxy+6x. Use this definition of to find the given functions.?

[匿名]

回覆: 5

2020-09-10 9:00 pm

Express 4.0333333 as a quotient of two integers.?

[匿名]

回覆: 2

2020-08-30 8:06 am

How many grams of beryllium are needed to produce 11.5 g of hydrogen gas? Be(s) + 2H2O(l) → Be(OH)2(aq) + H2(g)?

[匿名]

回覆: 2

2020-08-27 6:39 pm

Is the lowest common denominator (LCD) the same as the least common multiple (LCM)?

[匿名]

回覆: 2

2020-08-25 8:56 pm

What is [H3O +] in a solution of 0.25 M CH3CO2H and 0.030 M NaCH3CO2? ?

[匿名]

回覆: 4

2020-08-24 10:42 pm

please help me!!?

[匿名]

回覆: 3

2020-08-21 2:09 am

Chemistry ?

[匿名]

回覆: 2

2020-08-21 1:25 am

The LCM and GCF of three numbers are 180 and 12 respectively. Two numbers are 36 and 60. Find the third possible number?

[匿名]

回覆: 3

2020-08-17 9:01 pm

Chemistry calculations ?

[匿名]

回覆: 2

2020-08-12 11:34 pm

If 5.0 moles of O2 and 3.0 moles of N2 are placed in a 30.0 L tank at a temperature of 250 °C...?

[匿名]

回覆: 3

2020-08-12 11:33 pm

How many moles of gas occupy 98 L at a pressure of 2.8 atmospheres and a temperature of 292 K?

[匿名]

回覆: 1

2020-08-11 8:09 am

Calculate the molarity of ammonia (NH3) in a cleaner.?

[匿名]

回覆: 2

2020-08-04 11:41 pm

need help with these two chemistry questions?

[匿名]

回覆: 2

2020-08-03 11:56 pm

Calculate the [OH−]   and the pH   of a solution with an [H+]=0.0071 M   at 25 °C  .?

[匿名]

回覆: 3

2020-08-03 11:58 pm

About how many grams of NaCl would be dissolved in water to form a 0.5M solution in 500ml solution?

[匿名]

回覆: 19

2020-08-01 11:14 pm

Can someone help me find x?

[匿名]

回覆: 2

2020-07-23 12:13 am

Chemistry Multiple choice help? Compare answers! 4 questions. ?

[匿名]

回覆: 4

2020-07-21 10:42 am

A certain reaction has an activation energy of 60.0 kJ/mol and a frequency factor ?

[匿名]

回覆: 3

2020-07-15 9:23 pm

1/2 life question?

[匿名]

回覆: 1

2020-07-07 9:20 am

Help, please?

[匿名]

回覆: 3

2020-07-06 1:18 am

How many moles of chlorine gas can be produced if 4 moles of FeCl3 react with 4 moles of O2? ?

[匿名]

回覆: 2

2020-06-19 11:51 pm

. a) If P(A)=0.6, P(B)=0.15 and P(B|A’)=0.25 find the following probabilities: i) P(B|A) [2 marks] ii) P(A|B) [2 marks] iii) p(AUB)?

[匿名]

回覆: 1

2020-06-08 6:09 pm

Explain, please?

[匿名]

回覆: 2

2020-04-15 6:32 pm

pls help asap?

[匿名]

回覆: 6

2020-04-08 12:34 am

Help with distance catch up problem?

[匿名]

回覆: 4

2020-04-07 7:35 pm

Which of the following is a covalent compound?

[匿名]

回覆: 5

2010-06-11 10:07 pm

Please try to solve this?

[匿名]

回覆: 3

2010-06-11 10:26 pm

if my foot is 10.5 cm what size foot am i?

[匿名]

回覆: 6

2010-06-11 10:17 pm

Help me on 4 multiple choice questions? Best answer gets 10 points?

[匿名]

回覆: 1

2010-04-23 5:38 am

What are the dimensions of such a rectangle with the greatest possible area?

[匿名]

回覆: 6

2010-01-11 2:43 pm

Factor the polynomial If the polynomial cannot be factored, write prime.?

[匿名]

回覆: 8

2010-01-11 2:38 pm

x + 1 / x = 17 / 4 , Solve for ' x ' algebrcally ?

[匿名]

回覆: 8

2010-01-02 5:18 pm

if 30g is 60% what is 100%?

[匿名]

回覆: 11

2009-12-31 4:05 pm

Algebra help!! solve x^2-7x+6=0?

[匿名]

回覆: 8

2009-12-29 2:17 pm

Please simplify (Grade 7 Algebra)?

[匿名]

回覆: 2

2009-10-30 8:16 pm

A population of protozoa develops with a constant relative growth rate of 0.7233 per member per day.?

[匿名]

回覆: 8

2009-07-12 10:07 am

math homework.......help?

[匿名]

回覆: 6

2009-07-10 5:43 pm

What is 20% of $1489.59?

[匿名]

回覆: 4

2009-07-10 5:23 pm

Solve 5z^2 is less than or equal to -17z-6?

[匿名]

回覆: 3

2009-06-26 6:22 pm

I Need Algebra Help please?

[匿名]

回覆: 3

2009-06-18 2:11 pm

solving trinomials ---> 4c^2 - 9cd - 9d^2?

[匿名]

回覆: 7

2009-04-09 7:33 pm

Factor the polynomial a2 - 4ac + ab - 4bc?

[匿名]

回覆: 7

2009-03-04 2:03 pm

Percent questions.....?

[匿名]

回覆: 8

2009-03-04 2:10 pm

how do you factor 12x3y-24xy^3?

[匿名]

回覆: 2

2009-02-09 8:53 am

What is 16/33 multiplied by 22/56 in simplest form?

[匿名]

回覆: 4

2009-01-04 2:21 pm

solve the equation 15^x+1 = 29?

[匿名]

回覆: 5

2008-12-27 5:18 pm

how to divide 463298 and 834?

[匿名]

回覆: 12

2008-11-01 4:36 pm

Factorise x^2 + 7x + 10x?