Chemistry

Chemistry
ClaireO
2021-02-20 07:34:33
Which part is the single cell in Puccinia graminis? See attachment...
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Chemistry
amya610
2021-02-20 05:13:33
A pH of 2.5 on the pH scale designates a _______ substance. 1) strong acid 2) weak acid 3) neutral 4) strong base 5) weak base A pH of the pH ...
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Chemistry
volleyball
2021-02-20 02:29:03
How many moles are equivalent to 3.75x1024 molecules of carbon dioxide? a. 6.24 mol carbon dioxide c. 6.156 mol carbon dioxide b. 6.23 mol carbo...
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Chemistry
alliza
2021-02-19 21:23:33
which formula represents the most polar molecule. a h2 b h2o c co2 d ccl4...
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Chemistry
Kulka816
2021-02-19 18:27:18
Which two compounds have the same molecular formula but different chemical and physical properties? Select one: a. CH3CH2Cl and CH3CH2Br b. CH3CHCH...
ANSWER
Chemistry
Alvarezhelen52
2021-02-19 13:57:03
does balancing a chemical equation change the reaction that took place?...
ANSWER
Chemistry
zacharyliam
2021-02-19 12:46:33
explain how the scientific definition of work is different from the everyday meaning...
ANSWER
Chemistry
adhimulamlalith
2021-02-19 11:12:33
Journalistic style includes all of the following EXCEPT A. bias. B. a lead sentence. C. the big six questions. D. a main idea and supporting evid...
ANSWER
Chemistry
jasmynf
2021-02-19 08:28:03
Is the following sentence true or false? In a structural formula a shared pair of electrons is represented by a two dashes....
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Chemistry
courtneydouglas
2021-02-19 08:16:18
Structural formulas show the arrangement of blank in molecules....
ANSWER
Chemistry
shainaswanson
2021-02-18 22:17:03
The atoms of the element in this group are the most chemically reactive of the ones listed...
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Chemistry
TstM01419584495
2021-02-18 21:18:18
What is the international system of measurment for the "balance for mass and metersitck graduated cylinder for volume"?...
ANSWER
Chemistry
purdypeyton2
2021-02-18 13:04:48
Combustibility is the ability of a substance to do what?...
ANSWER
Chemistry
Breezy911
2021-02-18 05:50:03
The weight of an object is the product of its mass, m, and the acceleration of gravity, g (where g=9.8 m/s2). If an object’s mass is m=10. kg, what...
ANSWER
Chemistry
rizqia
2021-02-18 04:27:48
how can states of matter be helpful in life?...
ANSWER
Chemistry
jimeng2
2021-02-17 23:45:48
How many pairs are shared between the nitrogen atoms for hydrazine...
ANSWER
Chemistry
IzaacJ
2021-02-17 21:24:48
which element has chemical properties that are most similar to the chemical properties of sodium...
ANSWER
Chemistry
tabithagoldman
2021-02-17 20:49:33
calculate the mass of sodium hydroxide you would need to neutralize a solution containing 7.3g of hydrochloric acid...
ANSWER
Chemistry
Lisey
2021-02-17 18:16:48
a standard for comparison that helps to ensure that the expiremental result is caused by the condition being tested is the...
ANSWER
Chemistry
awesomes
2021-02-17 17:41:33
what is the percent composition of compound that has a total mass of 63.9 g that contains 51.0 g Cu and 12.9 g O?...
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Chemistry
wannapawannapa
2021-02-17 16:19:18
an _______ is a combination of substances that are combined physically but not mentally...
ANSWER
Chemistry
ayari
2021-02-17 14:33:33
why are some metals reactive than others?...
ANSWER
Chemistry
Nop532
2021-02-17 11:49:03
which properties make a good material to use for electrical wires? 1. malleability and reactivity 2. conductivity and ductility 3. ductility an...
ANSWER
Chemistry
jp57
2021-02-17 08:52:48
In which compound does the bond between the atoms have the least ionic character...
ANSWER
Chemistry
hoppy
2021-02-17 01:02:48
What are the two categories of observations? a. qualitative and quantitative b. direct and indirect c. sensory and derived d. measured and deduced...
ANSWER