I am validating my new site. I get some errors but not sure how to correct them.



Line 20, Column 80: Bad value text/html; charset=ISO-8859-1 for attribute content on element meta: iso-8859-1 is not a preferred encoding name. The preferred label for this encoding is windows-1252.
<head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" />

Line 279, Column 111: End tag br.

lorum ibusm</br> lorum ibusmlorum ibusm</h5>

Line 226, Column 50: No space between attributes.

<a href="http://www.google.com target="_blank"">


Error Line 226, Column 56: Quote " in attribute name. Probable cause: Matching quote missing somewhere earlier.

<a href="http://www.google.com target="_blank"">


Error Line 226, Column 57: Quote " in attribute name. Probable cause: Matching quote missing somewhere earlier.

<a href="http://www.google.com target="_blank"">


Warning Line 226, Column 58: Attribute _blank"" is not serializable as XML 1.0.

<a href="http://www.google.com target="_blank"">


Error Line 226, Column 58: Bad value http://www.google.com target= for attribute href on element a: Whitespace in host component. Use %20 in place of spaces.

<a href="http://www.google.com target="_blank"">

Syntax of IRI reference:
Any URL. For example: /hello, #canvas, or http://example.org/. Characters should be represented in NFC and spaces should be escaped as %20.

Error Line 226, Column 58: Attribute _blank"" not allowed on element a at this point.

<a href="http://www.google.com target="_blank"">

Attributes for element a:
Global attributes
href
target
download
rel
hreflang
type